#include<bits/stdc++.h>
using namespace std;
#define int long long
#define MOD 1000000007
signed main(){
    int n;
    cin>>n;
    if(n==1){
        cout<<1<<endl;
        return 0;
    }
    int a=1,b=0;
    int now=1;
    for(int i=1;i<=n;i++){
        if(!(i%2)){
            now=i*a;
            now%=MOD;
            b+=now;
        }else{
            now=i*b;
            now%=MOD;
            a+=now;
        }
        a%=MOD;
        b%=MOD;
    }
    cout<<now<<endl;
    return 0;
}