#include <stdio.h>

int N,K,i,j,A[1000][1000],nr;

int main()
{
    freopen("tablete.in","r",stdin);
    scanf("%d %d", &N,&K);
    if (K%2==0)
         {
                nr=1;
                for (i=1;i<=N;++i)
                     for (j=1;j<=N;++j)
                          {
                            A[i][j]=nr;
                            nr++;
                          }
         }
    freopen("tablete.out","w",stdout);
    for (i=1;i<=N;++i)
         {
           for (j=1;j<=N;++j)
                {
                   printf("%d ", A[i][j]);
                }
           printf("\n");
         } 
return 0;
}