p04_EvenPowersOf2

import java.util.Scanner;

public class AdvancedLoops {
    public static void main(String[] args) {
        Scanner console = new Scanner(System.in);

        int n = Integer.parseInt(console.nextLine());
        int num = 1;

        for (int i = 0; i <= n; i+=2) {
            System.out.println(num);
            num*= 4;

        }

    }
}