02. Sequence 2k+1

using System;

namespace Sequence_2k_1
{
    class Program
    {
        static void Main(string[] args)
        {
            int n = int.Parse(Console.ReadLine());
            int k = 1;

            while(k<=n)
            {

                Console.WriteLine(k);
                k = 2 * k + 1;

            }
                  }
    }
}