fn main() {
    let mut n = String::new();
    std::io::stdin().read_line(&mut n).unwrap();
    let mut n:u64 = n.trim().parse().unwrap();
    n >>= 1;
    let mut ans:u64 = 1;
    let mut r:u64 = 6;
    while n != 0 {
        if (n&1) == 1 {
            ans *= r;
            ans %= 998244353;
        }
        r *= r;
        r %= 998244353;
        n >>= 1;
    }
    println!("{}", ans);
}