#include <iostream> #include <math.h> using namespace std; int main() { int n,a,sum=0; cout<<"Input a values:"<<endl; cin>>a; cout<<"How many elements do you want to compute ?"<<endl; cin>>n; //computing de sum for(int i=0;i<n;i++) { sum+=pow((a+i),2); } cout<<"Sum="<<sum; return 0; }