Even_Powers_of_2

using System;

namespace Even_Powers_of_2
{
    class Program
    {
        static void Main(string[] args)
        {
            int n = int.Parse(Console.ReadLine());

            //powers = 0 2 4 6 8 10 12...
            //result = 1 4 16...

            for (int power = 0; power <= n; power += 2)
            {
                //formula -> print
                Console.WriteLine(Math.Pow(2, power));
            }

        }
    }
}