/**
 * Created by IntelliJ IDEA.
 * User: m09vav2
 * Date: 07.10.2009
 * Time: 17:25:10
 * To change this template use File | Settings | File Templates.
 */
import java.util.*;
import java.io.*;


public class A2 {
    public static void main ( String[] args ) throws Exception {
    Scanner in=new Scanner (new File("sequence.in"));
    int n=in.nextInt();
    PrintWriter out=new PrintWriter (new File("sequence.out"));
    int [] a=new int[n];
    a[0]=1;
    int i;
    out.println (a[0]);
        for (i=1; i<n; i++)
                    { a[i]=a[i-1]+i;
                    out.println (a[i]);}
                    out.close ();
    
             }
}
