#include <iostream>
using namespace std;
int n, i;
int main()
{
	cin>>n;
	int fct=1;
	long long prim[15]={0, 1, 2, 6, 30, 210, 2310, 30030, 510510, 9699690, 223092870, 6469693230LL, 200560490130LL, 7420738134810LL};
	cout<<prim[n];
}