//tested by Hightail www.github.com/dj3500/hightail
#include <bits/stdc++.h> //oh que me suspenden
using namespace std;

bool es_poderos(int n) {
    int fact = 2;
    while(n>1 and fact*fact<=n) {
        int kfact = 0;
        while(n%fact==0) {
            n/=fact;
            ++kfact;
        }
        if(kfact==1) return false;
        ++fact;
    }
    return n==1;
}

int main() {
    int n;
    while(cin >> n) {
        bool first = true;
        for(int i=1; i<=n; ++i) {
            if(es_poderos(i)) {
                if(not first) cout << ',';
                first = false;
                cout << i;
            }
        }
        cout << endl;
    }
}