program aaa;
var
   j,a,i,n,m:integer;
   k:array[1..1000] of integer;
begin
 a:=0;
 readln(n);
 j:=1;
 while (n=1) do
  begin
   for i:=1 to n do
    begin
     a:=a+i;
     write(a,' ');
    end;
   a:=a+1;
   j:=j+1;
   k[j]:=a;
   n:=n-1;
  end;
 write(k[j],' ');
end.