#include <bits/stdc++.h>
using namespace std;

using ll = long long;

#define rep(i,start,end) for(ll i=start;i<(ll)(end);i++)

int main(){
  int n;cin>>n;
  
  int now=0;
  rep(i,0,n){
    now+=(1<<(n-i-1));
    cout<<now<<" ";
  }
  cout<<endl;
}