#include<bits/stdc++.h>
namespace {
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wunused-function"
#include<atcoder/all>
#pragma GCC diagnostic pop
using namespace std;
using namespace atcoder;
#define rep(i,n)for (int i = 0; i < int(n); ++i)
#define rrep(i,n)for (int i = int(n)-1; i >= 0; --i)
#define all(x) (x).begin(), (x).end()
#define rall(x) (x).rbegin(), (x).rend()
template<class T> void chmax(T& a, const T& b) { a = max(a, b); }
template<class T> void chmin(T& a, const T& b) { a = min(a, b); }
using ll = long long;
using P = pair<int,int>;
using VI = vector<int>;
using VVI = vector<VI>;
using VL = vector<ll>;
using VVL = vector<VL>;
using mint = modint998244353;
mint dp[101];

} int main() {
  ios::sync_with_stdio(false);
  cin.tie(0);
  dp[0] = 1;
  mint s = 1;
  for(int i = 1; i <= 100; i++) {
    dp[i] = 2 * s;
    s += dp[i];
  }
  int tt;
  cin >> tt;
  while(tt--) {
    int n;
    cin >> n;
    cout << dp[n].val() << '\n';
  }
}