#include <bits/stdc++.h>
using namespace std;
int main() {
  int n;
  cin >> n;
  if (n <= 2) {
    cout << "-1\n";
    return 0;
  }
  cout << "2 3";
  for (int i = 1; i <= n - 2; ++i) {
    cout << " 1";
  }
  cout << '\n';
}
