#include <bits/stdc++.h>

using namespace std;

ifstream fin ("patrate2.in");
ofstream fout ("patrate2.out");

const int NMAX=1e5;
int n, v[NMAX];

void prod (int a[], int b)
{
    int i=1, t=0;
    while (i<=a[0] || t)
    {
        t+=a[i]*b;
        a[i]=t%10;
        t/=10;
        i++;
    }
    a[0]=i-1;
}

int main()
{
    fin >> n;
    v[0]=v[1]=1;
    for (int i=2; i<=n; i++)
        prod(v,i);
    for (int i=1; i<=n*n; i++)
        prod(v,2);
    for (int i=v[0]; i>=1; i--)
        fout << v[i];
    return 0;
}