#include <iostream>
#include <cstdio>
using namespace std;
const int nmax = 1005;
int a[nmax][nmax], n, k;
int main()
{
    freopen("tablete.in", "r", stdin);
    freopen("tablete.out", "w", stdout);
    int i, j, nr=1;
    scanf("%d %d", &n, &k);
    for(i=1; i<=n; i++)
        for(j=1; j<=n; j++, nr++)
        {
            a[i][j]=nr;
            if(j==k && (a[i][j]>>1<<1)!=a[i][j])
            {
                a[i][j]++;
                nr++;
            }
        }
    for(i=1; i<=n; i++, printf("\n"))
        for(j=1; j<=n; j++)
            printf("%d ", a[i][j]);
    return 0;
}