#include<stdio.h>
int a[1004][1004],i,j,ex,cnt,k,n;
int main()
{
	freopen("tablete.in","r",stdin);
	freopen("tablete.out","w",stdout);
	scanf("%d%d",&n,&k);
	ex=-1;
	for(i=1;i<=n;i++)
		for(j=1;j<=k;j++)
		{
			if(ex==-1){
				cnt++;
				a[i][j]=cnt;
			}
			else
			{
				a[i][j]=ex;
				ex=-1;
			}
			if(j==k&&a[i][j]%2==1)
			{

				cnt++;
				ex=a[i][j];
				a[i][j]=cnt;
			}
		}
	for(i=1;i<=n;i++)
		for(j=k+1;j<=n;j++)
		{
			if(ex==-1){
				cnt++;
				a[i][j]=cnt;
			}
			else
			{
				a[i][j]=ex;
				ex=-1;
			}
		}
	for(i=1;i<=n;i++)
	{

		for(j=1;j<=n;j++)
			printf("%d ",a[i][j]);
		printf("\n");
	}
	return 0;
}