#include <fstream>
std::ifstream in("tablete.in");
std::ofstream out("tablete.out");
int main ()
{
	int n,k,bol=0,i,j;
	in>>n>>k;
	for(i=0;i<=n;i++)
	{	for(j=1;j<=n;j++)
		{
			if(j==k)
				if((i*n+j)%2==0)
					out<<i*n+j<<" ";
			else
			{
				out<<i*n+j+1<<" ";
				bol=i*n+j-1;
			}
			else
				if(j==k-1&&bol)
				{
					out<<bol<<" ";
					bol=0;
				}
				else
					out<<i*n+j<<" ";
		}
		out<<'\n';
    }
	return 0;
}