#include<cstdio>
#define MAXDIGITS 100000
using namespace std;
int answer[MAXDIGITS];
void Multiply(int v[MAXDIGITS],int k){
    int i,c=0;
    for(i=1;i<=v[0]||c>0;i++){
        v[i]=v[i]*k+c;
        c=v[i]/10;
        v[i]%=10;
    }
    v[0]=i-1;
}
int main(){
    freopen("patrate2.in","r",stdin);
    freopen("patrate2.out","w",stdout);
    int n,i;
    scanf("%d",&n);
    answer[0]=answer[1]=1;
    for(i=1;i<=n;i++)
        Multiply(answer,i);
    for(i=1;i<=n*n;i++)
        Multiply(answer,2);
    for(i=answer[0];i>=1;i--)
        printf("%d",answer[i]);
    return 0;
}