sum of squares of n natural numbers in pythonexpertpower 12v 10ah lithium lifepo4
C++ Program for cube sum of first n natural numbers? covers all topics & solutions for Software Development 2022 Exam. A Computer Science portal for geeks. A-143, 9th Floor, Sovereign Corporate Tower, We use cookies to ensure you have the best browsing experience on our website. Find the sum of the squares of the first 20 natural numbers. Example: Input: N = 5 Output: 225 Method 1: Using Loop A simple solution is to loop from 1 to N, and add their cubes to sumVal. Example sum of n numbers in Python using for loop. C Program for the cube sum of first n natural numbers? + 3/3! Find a pair in Array with second largest product, Program to print triangular number series till n, Sum of the series 1, 3, 6, 10 (Triangular Numbers), Find n-th term of series 1, 3, 6, 10, 15, 21, Program to find Nth term in the given Series, Program to find Nth term in the series 0, 0, 2, 1, 4, 2, 6, 3, 8,, Program to find Nth term in the series 0, 2, 1, 3, 1, 5, 2, 7, 3,, Write a program to print all Permutations of given String, Set in C++ Standard Template Library (STL), Program to Find GCD or HCF of Two Numbers. Formula: sum of squares of n numbers: 1 2 +2 2 +3 2 +4 2 +5 2 +.+(n-1) 2 +n 2. This process is known as the sum of squares in python. We can use following formula to solve the query. In the second iteration i=2 and sum = 1 + 2 as sum was previously stored as 1 in the 1st iteration. To do so we usually use iteration, we iterate through the numbers until the input number is reached while appending the number to the sum variable. + a^3/3! The Sum of Squares of Natural Numbers is an arithmetic sequence. Formula to Find the Sum of N terms Sum = ( Num * ( Num + 1 ) ) / 2 Python Code num = 5 print(int(num* (num+1)/2)) Output 15 Working For a user input n. Initialize a variable sum = 0. Squares of First 20 Natural Numbers Sum of Arithmetic Series The first term is a 1, the second term is a 1 + d, the third term is a 1 + 2 d, etc. Method 2: Using Formula. Python Program to find Sum of N Natural Numbers using For Loop This program allows users to enter any integer value. Avoiding the overflow:In the above method, sometimes due to large value of n, the value of (n * (n + 1) * (2 * n + 1)) would overflow. Find the sum of the squares of the first 18 odd numbers. sum of squares of first n natural numbers = (n* (n+1)/2)**2 Algorithm Step 1 -Define a function to calculate the cube sum of numbers Step 2 - Use the formula mentioned above to calculate the sum of cubes of n natural numbers Step 3 - Return the value calculated above Step 4- Take input of n from the user Given n, find sum of squares of first n natural numbers. # Python Program to find sum of square of first # n natural numbers. + n 2). Sum of squares of first n natural numbers can be calculated by using the formula ( n (n+1) (2*n+1))/6 . Sum of squares of first 4 natural numbers (1,4,9,16) is 30 and is represented as Sn = (n* (n+1)* (2*n+1))/6 or Sum of First n terms = (Value of n* (Value of n+1)* (2*Value of n+1))/6. -. Question 1. Find the difference between the sum of the squares of the first one hundred natural numbers and the square of the sum. The users can avoid this situation by using the fact that (NN * (NN + 1)) must be divisible by 2. Python Program for nth multiple of a number in Fibonacci Series, Program to print ASCII Value of a character, Python Program for Sum of squares of first n natural numbers, Python Program to find largest element in an array, Python Program for Reversal algorithm for array rotation, Python Program to Split the array and add the first part to the end, Python Program for Find remainder of array multiplication divided by n, Reconstruct the array by replacing arr[i] with (arr[i-1]+1) % M, Python Program to check if given array is Monotonic, Python program to interchange first and last elements in a list. N2 We will get the value of N as input from the user and then print the sum of squares of the first N natural numbers. We can find the sum of n natural numbers using a single transversal loop or a mathematical formula. Search: Xgboost Poisson Regression Python. upto nth term, Program to find the sum of the series 1 + x + x^2+ x^3+ .. + x^n. Python Date and Time. Find important definitions, questions, meanings, examples, exercises and tests below for Python program for sum of square of 1st n no. Python Program to Find Sum of Series 1/1! Python program to find sum of squares of first n natural numbers; In this tutorial, you will learn how to find sum of squares of first n natural numbers in python using for loop and mathematical formula. Efficient Approach :There exists a formula for finding the sum of squares of first n numbers. Note the use of integer divisionto return an integer value. In this method, the user can calculate the sum of the square of the first "N" natural numbers by using the following formula: For the large "NN" natural number, the value of [(NN * (NN + 1) * (2 * NN + 1)) / 6] would probably overflow. 5. 1. Sum of the Series 1 + x/1 + x^2/2 + x^3/3 + .. + x^n/n, Program to get the Sum of series: 1 x^2/2! Systems are the subjects of study of systems theory and other systems sciences.. Systems have several common properties and . We need to compute the value of 12 + 22 + 32 + .. + N2. Python Programming Foundation -Self Paced Course, Data Structures & Algorithms- Self Paced Course, Python Program for cube sum of first n natural numbers, Minimum value of K such that sum of cubes of first K natural number is greater than equal to N, Python Program to Print the Natural Numbers Summation Pattern, Python Program to Find Sum of First and Last Digit, Python program for sum of consecutive numbers with overlapping in lists, Python Program For Finding Subarray With Given Sum - Set 1 (Nonnegative Numbers), Python Program to find Sum of Negative, Positive Even and Positive Odd numbers in a List, Python Program to Merge a Matrix By the Elements of First Column. Please mail your requirement at [emailprotected] Duration: 1 week to 2 week. We have a positive integer "N", and our task is to calculate (12 + 22 + 32 + 42 + 52 + + N2). Data Structures & Algorithms- Self Paced Course, Difference between sum of the squares of first n natural numbers and square of sum, Sum of alternating sign Squares of first N natural numbers, Check if factorial of N is divisible by the sum of squares of first N natural numbers, Sum of squares of first n natural numbers, Split squares of first N natural numbers into two sets with minimum absolute difference of their sums, Print squares of first n natural numbers without using *, / and -, Kth element in permutation of first N natural numbers having all even numbers placed before odd numbers in increasing order, Minimize sum of numbers requiredto convert an array into a permutation of first N natural numbers, Difference between Sum of Cubes and Sum of First N Natural Numbers. Approximating over two levels: For example 1,2,3,4 = $2^2,\ -1 Since we deal with a discrete number, there are various ways of deriving from this My apologies for the lengthy but simple question. Python Program to Find the Sum of Natural Numbers Natural numbers: As the name specifies, a natural number is the number that occurs commonly and obviously in the nature. Python Program for Calculating the Sum of Squares of First n Natural Numbers In this tutorial, we will learn how to calculate the sum of squares of first n natural numbers using Python. + .. + 1/n! Python code that takes a number & returns a list of its digits. Python program to find sum of squares of first n natural numbers using mathmatic formula Use the following steps and write a program to find the sum of squares of the first n natural numbers: Take input number from the user Calculate the sum of square of the n given number using mathmatic formula Display sum of square of n given number Output Recursive function to calculate sum of squares of first N natural numbers in Python | MySirG.com - YouTube Python by Saurabh Shukla SirPython by Saurabh SirVisit. Program for cube sum of first n natural numbers in C++. In addition to this, we import the numpy module for power function. To find sum of all natural numbers between 1 to n. in c find the sum of 3/n(n+3) sum if all numbers from 1 to n find sum of 5^n/n! C++ Program for Sum of squares of first n natural numbers? Oct 7, 2022 - Python Program for Sum of squares of first n natural numbers# Python3 Program to# find sum of square# of first n natural# numbers# Return the sum of# square . The sum of squares refers to the sum of the squared numbers in a range of numbers. The question was tp :write a program to find the sum of n natural numbers using while loop in python. +.+ n/n! Initially, the sum is initialized to 0. Python . Information about Python program for sum of square of 1st n no. By using our site, you Sum of the square of first n natural number using Python. Below is the code for the above approach. Oct 24 . Program to find Sum of a Series a^1/1! All rights reserved. Efficient Program to Compute Sum of Series 1/1! number = int (input ("Please Enter any Number: ")) total = 0 for value in range (1, number + 1): total = total + value print ("The Sum of Natural Numbers from 1 to {0} = {1}".format (number, total)) Please Enter any Number: 25 The Sum of Natural Numbers from 1 to 25 = 325 Python Program to Calculate Sum of N Natural Numbers using While Loop Solution. Problem statement:This can be solved by two methods. Examples. Program to find the sum of the series (1/a + 2/a^2 + 3/a^3 + + n/a^n). Sum of Squares of n Natural Numbers Formula Sum of Squares The Sum of squares is the sum of the squares of numbers. Here, we are using a mathematical expression that returns the sum of all the n numbers. Python code to extract the last two digits of a number. That is another problem. In this Python Program to display Natural Numbers, we just replaced the For Loop with While Loop. Using mathematical formula Approach 1: Multiplication & Addition Arithmetic Here we run a loop from 1 to n and for each i, 1 <= i <= n, find i2 and add to sm. We can use the while or for loop to write the program. Please note that some processing of your personal data may not require your consent, but you have a right to object to such . As well as demo example. Sum of squares:385. 9. It contains well written, well thought and well explained computer science and programming articles, quizzes and practice/competitive programming/company interview Questions. Python code to print sum of first 100 Natural Numbers. We can avoid this overflow up to some extent using the fact that n*(n+1) must be divisible by 2. Your email address will not be published. The first n even terms or the odd terms are the set of natural numbers or the consecutive numbers, etc. Naive approach : Program to find the sum of a Series 1/1! We evaluate the sum of the squares in statistics to find the variation in the data. 2. Natural Numbers start with 1. # Python Program to Print Natural Numbers from 1 to N number = int (input ("Please Enter any Number: ")) i = 1 print ("The List of Natural Numbers from 1 to {0} are".format (number)) while ( i <= number): print (i, end = ' ') i = i + 1. In this article, we learned about the approach to find the Sum of squares of first n natural numbers. Enter Number: 2 Sum of squares of first 2 natural numbers: 5 Python Program to print sum of squares using math expression. A system, surrounded and influenced by its environment, is described by its boundaries, structure and purpose and expressed in its functioning. The actual pattern is: Python Program For Sum Of Squares Of First N Natural Numbers. This program allows users to enter any integer value. - Frank Yellin. See the output of the Python . The formulas to calculate the sum of squares of n number of natural numbers, n even numbers and n odd numbers are tabulated below. 1/n! . By using this website, you agree with our Cookies Policy. Affordable solution to train a team and make them project ready. Python Code: def sum_difference( n =2): sum_of_squares = 0 square_of_sum = 0 for num in range(1, n +1): sum_of_squares += num * num square_of_sum += num square_of_sum = square_of_sum ** 2 return square_of_sum - sum_of_squares print( sum_difference (12)) Sample Output: 5434 Pictorial Presentation: Flowchart: Visualize Python code execution: Examples:- 1+2+3+4+5+6 = 21 1+2+3+4+5+6+7+8+9+10 = 55 C (pronounced like the letter c) is a middle-level, general-purpose computer programming language.It was created in the 1970s by Dennis Ritchie, and remains very widely used and influential.By design, C's features cleanly reflect the capabilities of the targeted CPUs. Python Dictionary. Python Program using formula Read the number n. We use for loop and increment the loop by 1 upto n. Then we add the numbers and store it in sum. We can also develop a Python program without using the loop. Python Exceptions Handling. It is a whole, non-negative number. The more advanced flowchart is to compute the squares of the user-given numbers stored in an array. The fundamental concept is to initialize an empty list and then perform a 1-to-n loop. of natural number? We know that the formula for the sum of the squares of the first n natural numbers, the formula is, Substituting for the above equation, we get, Upon simplification, we get, Question 2. First, looking at it as a telescoping sum, you will get $$\sum_{i=1}^n((1+i)^3-i^3)=(1+n)^3-1.$$ On the other hand, you also have $$\sum_{i=1}^n((1+i)^3-i^3)=\sum_{i=1}^n(3i^2+3i+1)=3\sum_{i=1}^ni^2+3\sum_{i=1}^ni+n.$$ Using these two expressions, and the fact that $\sum_{i=1}^ni=\frac{n(n+1)}{2}$, you can now solve for $\sum_{i=1}^ni^2$. It is the simplest and one-line solution that does not require any loop as we used in the above program. The sum of squares for the first n numbers is: (n * (n + 1) * (2 * n + 1)) / 6 Below is a simple function which will get the sum of the squares of the first n numbers using Python. Method 1: O(N) The idea is to run a loop from 1 to n and for each i, 1 <= i <= n, find i2 to sum. Firstly, we will see the proof then we will proceed with the coding part. Time Complexity: O(n)Auxiliary Space: O(1), since no extra space has been taken. Squared terms may contain any of the following terms: natural numbers , consecutive numbers , first n numbers , first n even numbers , first n odd numbers .The formula for calculating square numbers is: ( N *( N +1)*(2*N+1))/6. Difference between sum of the squares of and square of sum first n natural numbers. + 1/4! Author Admin. 8. Objective: Write a Python program which returns sum of squares of natural numbers starting from 1 to given natural number n, (1 2 + 2 2 + 3 2 + . Python code to reverse an integer number. Copyright 2011-2021 www.javatpoint.com. Now, in every iteration increase sum value until the value N. In each iteration of the loop, we have added the num to sum and the value of num is decreased by 1. Method 1: Using while loop. In this method, a user has to run the loop from 1 to "N" natural number, and for each K, 1 <= K <= N. The user has to find the K2 to calculate the sum. Squared terms may contain any of the following terms: natural numbers, consecutive numbers, first n numbers, first n even numbers, first n odd numbers. + 2/2! Python Operators. Output 1: Enter the value of n: 6 Sum of first 6 natural numbers is: 21. There are the following python programs to to find sum of squares of first n (50, 100, 1000) natural numbers; as shown below: Use the following steps and write a program to find the sum of squares of the first n natural numbers: My name is Devendra Dode. Output 4: Enter the value of n: 20 Sum of first 20 natural numbers is: 210. Avoiding early overflow:For large n, the value of (n * (n + 1) * (2 * n + 1)) would overflow. Python Program for Sum of squares of first n natural numbers. A Computer Science portal for geeks. As we all know that the sum of squares of natural numbers is given by the formula . In this tutorial, we have explained two methods for calculating the sum of squares of "N" natural numbers using python and avoiding the code's overflow. Declare another variable sum and initialize it with 0. Sum_of_Squares is the name of the function, and n is its input parameter. The sum of squares of n natural numbers means the sum of the squares of the given series of natural numbers. Python Numbers. And again, it's unclear whether you're adding the sum of the reciprocal (your title) or the sum of the square of the reciprocal (your code). For the first n numbers, there exists a formula which you can use which will give you the sum of the squares. Python Program for Sum of squares of first n natural numbers So, say you wanted to find the sum of squares of the numbers from 1 through N, this would be represented by: 1 + 2 + 3 + 4+ N The sum of squares represents a measure of variation and can be used to calculate the deviation from a mean. The example below shows how to use while loop to calculate sum of squares of first n natural numbers. Developed by JavaTpoint. Python code for Primality Test. The formula for calculating square numbers is: (N* (N +1)* (2*N+1))/6 For example, N=5, the sum of the square is: (5* (5 +1)* (2*5+1))/6 Like if we take n as 4. so in the first iteration i=1 and sum = 0 + 1 as sum is initialized 0 at the beginning. Learn more. 6. While loop is the basic looping system in Python Programming. + a^2/2! Oct 24, 2020 at 6:02. i code the sum of reciprocal of n natural numbers not the squares - shemayon soloman. Generally, it is the addition of the squared numbers. All rights reserved. Program . 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The formula to find the sum of first N natural numbers is given below: Sum of first N natural numbers = (N*(N+1))/2 Run We will use this formula and write a python program to compute the answer. The squared terms can be of two terms, three terms, or even of 'n' terms. This program avoids # overflow upto some extent for large value # of n.y def squaresum (n): return (n * (n + 1) / 2) * (2 * n + 1) / 3 # main () n = 4 print(squaresum (n)); # Code Contributed by Mohit Gupta_OMG < (0_o)> Output: 30 + x^2/3! 7. Python-Program-for-Sum-of-squares-of-first-n-natural-numbers / Python Program for Sum of squares of first n natural numbers.txt Go to file Python Strings. Python Modules. Examples : Input : n = 2 Output : 5 Explanation: 1^2+2^2 = 5 Input : n = 8 Output : 204 Explanation : 1^2 + 2^2 + 3^2 + 4^2 + 5^2 + 6^2 + 7^2 + 8^2 = 204 Recommended: Please try your approach on {IDE} first, before moving on to the solution. It has found lasting use in operating systems, device drivers, protocol stacks, though decreasingly for application software. We have a positive integer "N", and our task is to calculate (1 2 + 2 2 + 3 2 + 4 2 + 5 2 + + N 2) Example: Input: N = 6 Output: 91 12 + 22 + 32 + 42 + 52 + 62 Save my name, email, and website in this browser for the next time I comment. It could be finding the sum of squares of 2 numbers or 3 numbers or sum of squares of consecutive n numbers or n even numbers or n odd numbers. The natural numbers are the positive numbers, and the least natural number is 1. It contains well written, well thought and well explained computer science and programming articles, quizzes and practice/competitive programming/company interview Questions. 4. 2/2! Python Loops. Program to find Sum of the series 1*3 + 3*5 + . Sum of cube of first N Natural Numbers 13 + 23 + 33 + 43 + N3 We will get the value of N as input from the user and then print the sum of cubes of the first N natural numbers. Method 3: Using Recursion. A system is a group of interacting or interrelated elements that act according to a set of rules to form a unified whole. The square of the sum of the first ten natural numbers is, ( 1 + 2 + + 10) 2 = 55 2 = 3025 Hence the difference between the sum of the squares of the first ten natural numbers and the square of the sum is 3025 385 = 2640. + 4/4! So we use the formula for the sum of an arithmetic progession. + x^4/4! Given a positive integer n., The task is to find 1 2 + 2 2 + 3 2 + .. + n 2 Here we run a loop from 1 to n and for each i, 1 <= i <= n, find i2 and add to sm. I share tutorials of PHP, Python, Javascript, JQuery, Laravel, Livewire, Codeigniter, Node JS, Express JS, Vue JS, Angular JS, React Js, MySQL, MongoDB, REST APIs, Windows, Xampp, Linux, Ubuntu, Amazon AWS, Composer, SEO, WordPress, SSL and Bootstrap from a starting stage. 1 + 2 + .. + n = n(n+1) / 212 + 22 + + n2 = n(n+1)(2n+1) / 6, Time Complexity: O(1)Auxiliary Space: O(1). Copyright Tuts Make . A-143, 9th Floor, Sovereign Corporate Tower, We use cookies to ensure you have the best browsing experience on our website. Given a positive integer N. The task is to find 12 + 22 + 32 + .. + N2. acknowledge that you have read and understood our, Data Structure & Algorithm Classes (Live), Full Stack Development with React & Node JS (Live), Fundamentals of Java Collection Framework, Full Stack Development with React & Node JS(Live), GATE CS Original Papers and Official Keys, ISRO CS Original Papers and Official Keys, ISRO CS Syllabus for Scientist/Engineer Exam, Program to find the sum of a Series (1*1) + (2*2) + (3*3) + (4*4) + (5*5) + + (n*n), Program to find Length of Bridge using Speed and Length of Train. acknowledge that you have read and understood our, Data Structure & Algorithm Classes (Live), Full Stack Development with React & Node JS (Live), Fundamentals of Java Collection Framework, Full Stack Development with React & Node JS(Live), GATE CS Original Papers and Official Keys, ISRO CS Original Papers and Official Keys, ISRO CS Syllabus for Scientist/Engineer Exam, Python program to check whether a number is Prime or not. The sum is 136 Note: To test the program for a different number, change the value of num. Given n, find sum of squares of first n natural numbers. sum of squares of first n natural numbers = (n* (n+1)* (2n+1))/6 Algorithm Step 1- Define a function to calculate the sum of squares Step 2- Use the formula mentioned above to calculate the sum of squares of n natural numbers Step 3 - Return the value calculated above Step 4 - Take input of n from the user The square of each number i in the loop is added to this empty list. Program to find sum of series 1 + 1/2 + 1/3 + 1/4 + .. + 1/n. Program to find sum of 1 + x/2! I like writing tutorials and tips that can help other developers. This process is known as the sum of squares in python . + 1/3! Python Program for How to check if a given number is Fibonacci number? sum of reciprocal of n natural numbers in python. Sum of squares of natural numbers [Click Here for Sample Questions] Natural numbers are numbers used for counting and ordering ranges from 1 to infinity and it is also known as positive integers. Follow the below steps and write a program to find the sum of first n natural numbers using while loop in python: Take input number from the user. This article also discusses various methods to find the sum of natural numbers in python. Python Program to Calculate Sum of N Natural Numbers using While Loop. def sumOfSquares (Num) : sumSquare = 1 for i in range(2, Num + 1) : sumSquare += i * i return sumSquare if __name__ == "__main__" : Num = 5 print("Sum of the Squares of 1st", Num , "Natural Numbers is:", After the user input number calculates the sum of natural numbers from 1 to user-specified value using For Loop. 3/3! Python code to print program name and arguments passed through command line. Python Functions. By using our site, you +.+ a^n/n! Agree s,i=0,0 n=10 while i<n: i=i+1 s=s+i print ("sum of first 10 natural numbers",s) For loop is also used to loop over a range of natural numbers and add them cumulatively. Scope. Xgboost Feature Importance Computed in 3 Ways with Python. Sum of square of first N Natural Numbers 12 + 22 + 32 + 42 + . Sum of squares of first N natural numbers is given as = 12 + 22 + 32 + 42 + .. + (n-1)2 + n2 To find the sum of the squares of N natural numbers declare a variable and initialize it with value 1. Ask Question . Examples : Naive approach :A naive approach will be to run a loop from 1 to n and sum up all the squares. Enjoy unlimited access on 5500+ Hand Picked Quality Video Courses. Examples: Input : N = 4 Output : 30 1 2 + 2 2 + 3 2 + 4 2 = 1 + 4 + 9 + 16 = 30 Input : N = 5 Output : 55 Then, we used the while loop to iterate until num becomes zero. Next, it calculates the sum of natural numbers from 1 to a user-specified value using For Loop. Output 3: Enter the value of n: -10 Enter a whole positive number! Using For Loop. This is a basic program to to find sum of square of first n natural numbers using while loop. Here are some methods to solve the above mentioned problem. Given a positive integer N as input . The total of the list's members is then calculated. Python Program for Sum of squares of first n natural numbers Difficulty Level : Easy Last Updated : 03 Dec, 2018 Read Discuss Practice Video Courses Given a positive integer N. The task is to find 1 2 + 2 2 + 3 2 + .. + N 2. Python Decision-Making. In this tutorial, we will learn how to calculate the sum of squares of first n natural numbers using Python. Method 2 : Using Formula for the Sum of Nth Term In this Method we use the formula for finding the sum of N term. 10. s=0 for i in range(11): s=s+i print ("sum of first 10 natural numbers",s) We have successfully created a flowchart to compute the sum of squares of the first N natural numbers using the RAPTOR flowchart software. Required fields are marked *. Sum of squares of first n natural numbers in C Program? Program to print prime numbers from 1 to N. Python program to print all Prime numbers in an Interval, Python program to convert a list to string, Python | Split string into list of characters, Python Program for Binary Search (Recursive and Iterative), Python | Convert string dictionary to dictionary, Sum of squares of first n natural numbers. Example: Input: N = 5 Output: 55 Method 1: Using Loop A simple solution is to loop from 1 to N, and add their squares to sumVal. Sum of N Natural Numbers in Python We have to develop a Python program to find the sum of N natural numbers. Method 1: Using for Loop. Hello coders, in this tutorial we are going to discuss and write the code for the sum of squares of first n natural numbers using Python. This article discusses natural numbers and how to add them. 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In this article, we will learn about the solution and approach to solve the given problem statement. And, the number is stored in variable num. Please refer complete article on Sum of squares of first n natural numbers for more details! As well as store value in variable. C Program for cube sum of first n natural numbers? Sum of squares of n natural numbers is the sum of squares of the positive numbers from 1 to nth number.Lets see practical solved example. We make use of First and third party cookies to improve our user experience. Print sum of n natural number. of natural number?. JavaTpoint offers college campus training on Core Java, Advance Java, .Net, Android, Hadoop, PHP, Web Technology and Python. X is number of trees and X can be passed as an input parameter (it's called n_estimators by default). Print sum Explanation (vitag.Init=window.vitag.Init||[]).push(function(){viAPItag.display("vi_23215806")}), on Python Program for Sum of squares of first n natural numbers, Python Program to Convert Distance in Feet to Inches, Yards, and Miles. Sum of the Squares of first 5 Natural Numbers is: 55 Code 3: Run a loop from 2 to N and for each i, find i * i and adding to the sum. Your email address will not be published. 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sum of squares of n natural numbers in python