#include <fstream>
using namespace std;
ifstream cin("patrate2.in");
ofstream cout("patrate2.out");
int a[100005], n, i, j;
void f(int a[],int b){
    int t=0;
    for (int i=1;i<=a[0];i++) {
        a[i]=a[i]*b+t;
        t=a[i]/10;
        a[i]%=10;
    }
    while (t!=0) {
        a[++a[0]]=t%10;
        t/=10;
    }
}
int main(){
    cin>>n;
    a[0]=1;
    a[1]=1;
    for (i=1;i<=n;i++)
        f(a,i);
    for (i=1;i<=n*n;i++)
        f(a,2);
    for (i=a[0];i>=1;i--)
        cout<<a[i];
}