#include <fstream>

using namespace std;

unsigned long long n,i,p,p2,x;

ifstream fin ("patrate2.in");

ofstream fout ("patrate2.out");

int main (){

    fin>>n;
    if (n == 1){
        fout<<1;
        return 0;
    }
    p = 1;
    for (i=1;i<=n+1;i++)
        p *= 2;
    /*p2 = 1;
    for (i=1;i<=n;i++)
        p2 *= n;
    p2 -= p/2;
    */
    p2 = 1;
    x = n*(n-1);
    for (i=1;i<=x;i++)
        p2 *= 2;
    fout<<p*p2;

    return 0;
}