#include<iostream>
using namespace std;
int main() {
    int n;
    cin>>n;
    
    for(int i=2;i<=n;i++){
        int count=0;
        for(int j=1; j<=i; j++){
            if(i%j==0){
                count++;
        }
        if(count==2)
           cout<<i<<" ";
   }
   return 0;
}