#include<bits/stdc++.h>

using namespace std;

typedef long long int64;

const int mod = 1e9 + 7;

int main()
{
  int N;
  cin >> N;

  int64 even = 0, odd = 1;
  int64 ret = 1;
  for(int i = 2; i <= N; i++) {
    if(i % 2 == 0) {
      (ret = i * odd) %= mod;
      (even += i * odd) %= mod;
    } else {
      (ret = i * even) %= mod;
      (odd += i * even) %= mod;
    }
  }
  cout << ret << endl;
}