use std::io::Read;
fn p(mut n: u64) -> u64 {
	let (mut a, mut r, d) = (2, 3, 998244353);
	while n > 0 {
		if n & 1 == 1 {
			a = a * r % d;
		}
		r = r * r % d;
		n >>= 1;
	}
	a
}
fn main() {
	let mut s = String::new();
	std::io::stdin().read_to_string(&mut s).ok();
	let n: Vec<u64> =
		s.split_whitespace().skip(1).flat_map(str::parse).collect();
	for i in n {
		println!("{}", p(i - 1))
	}
}