using System;
using static System.Console;
using System.Linq;
using System.Collections.Generic;

class Program
{
    static int NN => int.Parse(ReadLine());
    static int[] NList => ReadLine().Split().Select(int.Parse).ToArray();
    static int[][] NArr(long n) => Enumerable.Repeat(0, (int)n).Select(_ => NList).ToArray();
    public static void Main()
    {
        Solve();
    }
    static void Solve()
    {
        var n = NN;
        var ans = new int[n][];
        for (var i = 0; i < n; ++i) ans[i] = new int[n];
        var num = 1;
        for (var i = 0; i < n / 2; ++i)
        {
            for (var j = 0; j < n / 2; ++j)
            {
                ans[j][i] = num++;
                ans[j + n / 2][i + n / 2] = num++;
            }
            for (var j = 0; j < n / 2; ++j)
            {
                ans[j][i + n / 2] = num++;
                ans[j + n / 2][i] = num++;
            }
        }
        WriteLine(string.Join("\n", ans.Select(ai => string.Join(" ", ai))));
    }
}