Sum of series till N-th term whose i-th term is i^k – (i-1)^k
Given value of N and K. The task is to find the sum of series till N-th term whose i-th term is given by Ti… Read More »
Tag Archives: series-sum
Sum of the series 2^0 + 2^1 + 2^2 +…..+ 2^n
Given an integer N, the task is to find the sum of series 20 + 21 + 22 + 23 + …. + 2n. Examples:… Read More »
Sum of product of consecutive Binomial Coefficients
Given a positive ineteger n. The task is to find the sum of product of consecutive binomial coefficient i.e nC0*nC1 + nC1*nC2 + ….. +… Read More »
n-th term of series 1, 17, 98, 354……
Given a series 1, 17, 98, 354 …… Find the nth term of this series. The series basically represents sum of 4th power of first… Read More »
Sum of series 1*1! + 2*2! + ……..+ n*n!
Given n, we need to find sum of 1*1! + 2*2! + ……..+ n*n! Examples: Input: 1 Output: 1 Input: 3 Output: 23 1 *… Read More »
Sum of series 1*1*2! + 2*2*3! + ……..+ n*n*(n+1)!
Given n, we need to find sum of 1*1*2! + 2*2*3! + ……..+ n*n*(n+1)! Examples: Input: 1 Output: 2 Input: 3 Output: 242 We may… Read More »
Sum of square-sums of first n natural numbers
Given a positive integer n. The task is to find the sum of the sum of square of first n natural number. Examples : Input… Read More »
Sum of sum of first n natural numbers
Given a positive integer n. The task is to find the sum of the sum of first n natural number. Examples: Input : n =… Read More »
Sum of range in a series of first odd then even natural numbers
The sequence first consists of all the odd numbers starting from 1 to n and then remaining even numbers starting 2 up to n. Let’s… Read More »
Program for sum of cos(x) series
Given n and b, where n is the number of terms in the series and b is the value of the angle in degree. Program… Read More »
Program to print the sum of the given nth term
Given the value of the n. You have to find the sum of the series where the nth term of the sequence is given by:… Read More »
Sum of series M/1 + (M+P)/2 + (M+2*P)/4 + (M+3*P)/8……up to infinite
Find the sum of series M/1 + (M+P)/2 + (M+2*P)/4 + (M+3*P)/8……up to infinite where M and P are positive integers. Examples: Input : M… Read More »
Squared triangular number (Sum of cubes)
Given a number s (1 <= s <= 1000000000). If s is sum of the cubes of the first n natural numbers then print n,… Read More »
Square pyramidal number (Sum of Squares)
A Square pyramidal number represents sum of squares of first natural numbers. First few Square pyramidal numbers are 1, 5, 14, 30, 55, 91, 140,… Read More »
Find sum of Series with n-th term as n^2 – (n-1)^2
We are given an integer n and n-th term in a series as expressed below: Tn = n2 – (n-1)2 We need to find Sn… Read More »