rt

#include <bits/stdc++.h>
using namespace std;
int main(){
    long long a,summ=0;
    cin>>a;
    for (long long i=1;i<=a;i++){
        summ+=i;
        cout<<summ<<endl;
    }
    return 0;
}

#include <bits/stdc++.h>
using namespace std;
int main(){
    long long a,summ=0;
    cin>>a;
    for (long long i=1;i<=a;i++){
        summ+=i;
        cout<<summ<<'\n';
    }
    return 0;
}