using System;

public class Program

{

    public static void Main()

    {

        int jump=1;

        int[] a= new int[10];

        a[0]=7;

        Console.WriteLine(a[0]);

        for(int i=1;i<10;i++)

        {

        a[i]=a[i-1]+jump;

        jump+=1;;

        Console.WriteLine(a[i]);

        }

    }

}