#include <iostream>
#define REP(i, a, n) for(ll i = ((ll) a); i < ((ll) n); i++)
#define MOD 1000000007
using namespace std;
typedef long long ll;

ll N;

int main(void) {
  cin >> N;

  ll even = 0, odd = 1, a = 1;
  REP(i, 2, N + 1) {
    if(i % 2 == 0) {
      a = (i * odd) % MOD;
      even = (even + a) % MOD;
    } else {
      a = (i * even) % MOD;
      odd = (odd + a) % MOD;
    }
  }
  cout << a << endl;
}