#include <fstream>
using namespace std;

#define DIM 1001

ifstream is("tablete.in");
ofstream os("tablete.out");

int x[DIM][DIM],n,k;

int main()
{
    is >> n >> k;
    if ( k%2 == 0 )
    {
        int q = 1;

    for ( int i = 1; i <= n; ++i )
    {
        for ( int j = 1; j <= n; ++j )
        {
            os << q << " ";
            q++;
        }
        os << '\n';
    }
    }

    return 0;
}