#include <bits/stdc++.h>

using namespace std;

ifstream fin("tablete.in");
ofstream fout("tablete.out");

int n, k;
int a[1005][1005];
int v[1005*1005];

int main()
{
    int i, j, x;
    fin >> n >> k;
    if(k % 2 == 0)
    {
        x = 0;
        for(i = 1; i <= n; i++)
            for(j = 1; j <= k; j++)
                a[i][j] = ++x;
        for(i = 1; i <= n; i++)
            for(j = k + 1; j <= n; j++)
            a[i][j] = ++x;
        for(i = 1; i <= n; i++)
        {
            for(j = 1; j <= n; j++)
                fout << a[i][j] << " ";
            fout<<"\n";
        }
    }
    else if(k % 2 == 1)
    {
        x = 0;
        for(i = 1; i <= n; i++)
            for(j = 1; j <= k; j++)
            {
                x += 2;
                a[i][j] = x;
            }
        for(i = 1; i <= n; i++)
            for(j = k + 1; j <= n; j++)
            a[i][j] = ++x;
        for(i = 1; i <= n; i++)
        {
            for(j = 1; j <= n; j++)
                fout << a[i][j] << " ";
            fout<<"\n";
        }
    }
    return 0;
}