#include<iostream>
#include<iomanip>
#include<math.h>
#include<vector>
#include<algorithm>
#include<set>
#include<map>
#include<queue>
#include<stack>
#include<string>
#include<complex>

#define INF (long long)1000000000
#define MOD 1000000007
#define EPS 1e-8

#define REP(i, m) for(long long i = 0; i < m; ++i)
#define FOR(i, n, m) for(long long i = n; i < m; ++i)
#define ALL(v) v.begin(), v.end()
#define pb push_back

using namespace std;
typedef long long ll;
typedef pair<ll, ll> P;
typedef long double ld;

int main() {
	int n;
	cin>>n;
	ll esum=0, osum=0;
	ll res = 0;
	REP(i,n) {
		if(i==0) {
			res=1;
			osum+=1;
		}
		else {
			if(i%2==1) {
				res=osum*(i+1)%MOD;
				esum+=res;
				esum=esum%MOD;
			} else {
				res=esum*(i+1)%MOD;
				osum+=res;
				osum=osum%MOD;
			}
		}
	}
	cout<<res%MOD<<endl;
}