#include <iostream>
using namespace std;
constexpr int mod = 998244353;
int main(){
    int64_t n;
    cin >> n;
    n >>= 1;
    int64_t ans = 1, mul = 6;
    while(n){
        if(n & 1)   (ans *= mul) %= mod;
        (mul *= mul) %= mod;
        n >>= 1;
    }
    cout << ans << endl;
}