#include <bits/stdc++.h>

using namespace std;

using ll = long long;

constexpr char newl = '\n';

int main() {
    cin.tie(nullptr);
    ios::sync_with_stdio(false);

    int n;
    cin >> n;

    for (int i = 0; i < n; i++) {
        ll p;
        cin >> p;
        cout << (p == 2 ? 2 : p * (p - 2) + 1) << newl;
    }

    return 0;
}