import java.math.BigInteger;
import java.util.Scanner;

public class B3650 {
    public static void main(String[] args){
        Scanner in = new Scanner(System.in);
        int n = in.nextInt();
        BigInteger sum = new BigInteger("0");
        for (int i=1;i<=n;i++){
            sum = sum.add(BigInteger.valueOf(i));
            System.out.println(sum);
        }
    }
}

#4 #5 TLE,请教如何快读快输