#include <fstream>

using namespace std;
ifstream cin("patrate2.in");
ofstream cout("patrate2.out");
int main()
{
    long long n,fact=1,ans;
    cin>>n;
    for(int i=1;i<=n;i++)
    {
        fact=fact*i;
    }
    ans=fact*(1<<(n*n));
    cout<<ans;
    return 0;
}