/**
 * Created by IntelliJ IDEA.
 * User: m09baa
 * Date: 07.10.2009
 * Time: 17:36:43
 * To change this template use File | Settings | File Templates.
 */

  import  java.util.*;
import java.io.*;
public class aaa {

           public static void main (String [] arqs) throws Exception{

                      Scanner s = new Scanner (new File ("sequence.in")) ;
                                   int n = s.nextInt ();

                         int [] aray = new int [100] ;

                               aray[0] = 1;
                       PrintWriter out = new PrintWriter (new File("sequence.out")) ;
               out.print (aray[0] + " ") ;
                      for (int i=1;i<n;i++)     {

                         aray[i] = aray[i-1]+i ;
                                 out.print (aray[i]+ " ");
                      }

       s.close();
        out.close();
           }}