#include <iostream>
#include <algorithm>
#include <vector>
#include <random>

using namespace std;

int main() {
  int n;
  cin >> n;
  vector<int> a((1 << n) - 1);

  for (int i = 0; i < a.size(); i++) {
    a[i] = i + 1;
  }

  mt19937 mt(12345);
  shuffle(a.begin(), a.end(), mt);

  for (int x : a) {
    cout << x << ' ';
  }
}