#include<fstream>
using namespace std;
ifstream f("tablete.in");
ofstream g("tablete.out");
int n,k,i,j,a[1001][1001];
int main ()
{f>>n>>k;int nr=0;
if(k%2)
{if(n%2)a[1][k+1]=-1;
for(i=1;i<=n;++i)
	if(i%2)a[i][k]=1;
else a[i][1]=1;}
for(i=1;i<=n;++i)
	for(j=1;j<=k;++j)++nr,a[i][j]+=nr;
for(i=1;i<=n;++i)
	for(j=k+1;j<=n;++j)++nr,a[i][j]+=nr;
for(i=1;i<=n;++i)
{for(j=1;j<=n;++j)g<<a[i][j]<<" ";
g<<"\n";
}g.close();return 0;}