Program to find the Nth term of series 5 , 12 , 21 , 32 , 45. ... . . | CPP program to find the N - th term of the series : 5 , 12 , 21 , 32 , 45. . ... . ; calculate Nth term of series ; Driver code
#include <iostream> NEW_LINE #include <math.h> NEW_LINE using namespace std ; int nthTerm ( int n ) { return pow ( n , 2 ) + 4 * n ; } int main ( ) { int N = 4 ; cout << nthTerm ( N ) << endl ; return 0 ; }