#include <iostream>
#include <stdio.h>
#include <math.h>
using namespace std;
int i = 0;
void generate(int *p, int l, int r)
{
    int tmp;
    if (l == r)
        tmp = (l + r) / 2;
    else
        tmp = (l + r) / 2 + 1;
        
    p[i] = tmp;
    i++;
    if (tmp > l)
        generate(p, l, tmp - 1);
    if (tmp < r)
        generate(p, tmp + 1, r);
}
int main(void)
{
    int k;
    cin >> k;
    int n = pow(2, k) - 1;
    int *p = new int[n];
    generate(p, 1, n);
    for (int j = 0; j < n; j++)
        cout << p[j] << " ";
    cout << endl;
    return 0;
}