#include<bits/stdc++.h>
using namespace std;
using ll = long long;

#define FOR(i,a,b) for(ll i=(a);i<(b);++i)
#define ALL(v) (v).begin(), (v).end()
#define p(s) cout<<(s)<<endl
#define p2(s, t) cout << (s) << " " << (t) << endl
#define br() p("")
#define pn(s) cout << (#s) << " " << (s) << endl
#define p_yes() p("Yes")
#define p_no() p("No")

const ll mod = 1e9 + 7;
const ll inf = 1e18;

int main(){
    cin.tie(0);
    ios::sync_with_stdio(false);

    // input
    ll N;
    cin >> N;

    ll odd = 1;
    ll even = 0;

    ll v = 1;
    FOR(i, 2, N+1){
        if(i%2==0){
            v = i * odd;
            even += v;
            even %= mod;
        }
        else{
            v = i * even;
            odd += v;
            odd %= mod;
        }
    }

    p(v%mod);
    
    return 0;
}