#include <bits/stdc++.h>
using namespace std;
template <typename Arg1>
void __f(const char* name, Arg1&& arg1) {
  cerr << name << " : " << arg1 << std::endl;
}
template <typename Arg1, typename... Args>
void __f(const char* names, Arg1&& arg1, Args&&... args) {
  const char* comma = strchr(names + 1, ',');
  cerr.write(names, comma - names) << " : " << arg1 << " | ";
  __f(comma + 1, args...);
}
const long long int mod = 1e9 + 7;
const int s = 2e6 + 10;
long long int dp[s];
int main() {
  srand(chrono::steady_clock::now().time_since_epoch().count());
  ios_base::sync_with_stdio(0);
  cin.tie(0);
  cout.tie(0);
  for (long long int i = 3; i <= s; i++) {
    dp[i] = (dp[i - 1] + 2 * dp[i - 2] % mod) % mod;
    if (i % 3 == 0) dp[i] = (dp[i] + 1) % mod;
  }
  int t;
  cin >> t;
  while (t--) {
    long long int n;
    cin >> n;
    long long int ans = dp[n] * 4 % mod;
    cout << ans << "\n";
  }
  return 0;
}
