#include<bits/stdc++.h>
using namespace std;
using LL=long long;
using ULL=unsigned long long;
#define rep(i,n) for(int i=0; i<(n); i++)

int main(){
  int N; cin>>N;
  ULL A[50]; rep(i,N) A[i]=1<<(i);
  rep(i,N){ if(i) cout<<" "; cout<<A[i]; } cout<<endl;
  return 0;
}