import java.io.*;
import java.util.*;


public class Main_yukicoder566 {

	private static Scanner sc;
	private static Printer pr;

	private static void solve() {
		int k = sc.nextInt();

		int n = 1;
		for (int i = 0; i < k; i++) {
			n *= 2;
		}

		List<Integer> ans = new ArrayList<>(n);
		ans.add(n - 1);
		int base = 2;
		for (int i = 0; i < k - 1; i++) {
			for (int j = 1; j < base; j += 2) {
				ans.add(n / base * j);
			}

			base *= 2;
		}

		for (int i = 1; i < n - 1; i += 2) {
			ans.add(i);
		}

//		pr.println(ans);
//		pr.println(ans.size());
//		pr.println(n);
		for (int i = 0, size = ans.size(); i < size; i++) {
			if (i > 0) {
				pr.print(' ');
			}
			pr.print(ans.get(i));
		}
		pr.println();
	}

	// ---------------------------------------------------
	public static void main(String[] args) {
		sc = new Scanner(System.in);
		pr = new Printer(System.out);

		solve();

		pr.close();
		sc.close();
	}

	private static class Printer extends PrintWriter {
		Printer(PrintStream out) {
			super(out);
		}
	}
}