#include <fstream>

using namespace std;

const int DIM = 5000;

int bigNum[DIM];

void multiply(int val) {
    int carry = 0;
    for (int i = 1; i <= bigNum[0]; i++) {
        carry += bigNum[i] * val;
        bigNum[i] = carry % 10;
        carry /= 10;
    }
    while (carry != 0) {
        bigNum[++bigNum[0]] = carry % 10;
        carry /= 10;
    }
}

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

    int n;
    fin >> n;

    bigNum[0] = bigNum[1] = 1;
    for (int i = 2; i <= n; i++)
        multiply(i);
    for (int i = 1; i <= n * n; i++)
        multiply(2);

    for (int i = bigNum[0]; i >= 1; i--)
        fout << bigNum[i];

    fin.close();
    fout.close();
    return 0;
}