#include <bits/stdc++.h>
using namespace std;
int main() {
  int n;
  cin >> n;
  int arr[n];
  for (int i = 0; i < n; i++) arr[i] = 0;
  int j = 0;
  for (int i = 1; i < n; i++) {
    j += i;
    if (j > n - 1) {
      j -= n;
    }
    cout << j + 1 << " ";
  }
}
