#include <bits/stdc++.h>
using namespace std;
int main() {
  int t, n, sumaP, sumaI, ultimo, primero;
  cin >> t;
  while (t--) {
    cin >> n;
    if (n % 4 != 0)
      cout << "NO" << endl;
    else {
      sumaP = (n / 2) * (n / 2 + 1);
      sumaI = (n / 2 - 1) * (n / 2 - 1);
      ultimo = sumaP - sumaI;
      cout << "YES" << endl;
      primero = 2;
      for (int i = 0; i < n / 2; i++) {
        cout << primero << " ";
        primero += 2;
      }
      primero = 1;
      for (int i = n / 2; i < n - 1; i++) {
        cout << primero << " ";
        primero += 2;
      }
      cout << ultimo << endl;
    }
  }
  return 0;
}
