Răspuns :

Gabrielmighiuid

Răspuns:

1x3=3+3=6x5=35+5=40x7=280+2=282-1=281x2==462+1=463

Andrei750238id

#include <iostream>

using namespace std;

int main(){

   int n,i;

int suma = 0;

cout << "N : ";

cin >> n;

for (i=1;i<=n;i++)

       cout << (2*n-1)*(2*n+1) << " ";

 suma += (2*n-1)*(2*n+1);

cout << "\nf " <<suma;

}

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