#include<cstdio>

const int N=1002;

int n,k,a[N][N];

void afis()
{
	for (int i=1;i<=n;++i)
	{
		for (int j=1;j<=n;++j)
			printf("%d ",a[i][j]);
		printf("\n");
	}
}

int main()
{
	freopen("tablete.in","r",stdin);
	freopen("tablete.out","w",stdout);
	scanf("%d%d",&n,&k);
	if (k%2==0)
	{
		for (int i=1;i<=n;++i)
		{
			for (int j=1;j<=k;++j)
				a[i][j]=(i-1)*k+j;
			for (int j=k+1;j<=n;++j)
				a[i][j]=n*k+(i-1)*(n-k)+(j-k);
		}
	}
	else
	{
		for (int i=1;i<k;++i)
			a[1][i]=i;
		a[1][k]=k+1;
		a[2][1]=k;
		for (int i=2;i<=k;++i)
			a[2][i]=k+i;
		for (int i=3;i<=n;++i)
			for (int j=1;j<=k;++j)
				a[i][j]=a[i-2][j]+2*k;
		if (n%2==1)
		{
			a[1][k+1]=k*n;
			a[1][k+2]=k*n+2;
		}
		else
		{
			a[1][k+1]=k*n+1;
			a[1][k+2]=k*n+2;
		}
		for (int i=k+3;i<=n;++i)
			a[1][i]=a[1][i-1]+1;
		a[2][k+1]=a[1][n]+1;
		for (int i=k+2;i<=n;++i)
			a[2][i]=a[2][i-1]+1;
		a[3][k+1]=a[2][n]+1;
		for (int i=k+2;i<=n;++i)
			a[3][i]=a[3][i-1]+1;
		for (int i=4;i<=n;++i)
			for (int j=k+1;j<=n;++j)
				a[i][j]=a[i-2][j]+(n-k)*2;
	}
	afis();
	return 0;
}