求解

//
#include <bits/stdc++.h>
#include <iostream>
#include <iomanip>
#include <cstdio>
using namespace std;
int main()
{
    int n;
    cin >> n;
    for(int i = 1; i < n; i++)
    {
        cout << (1+i)*i/2 << "\n";
    }
    cout << (1+n)*n/2;
}