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

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