#include <iostream>
#include <fstream>

using namespace std;

ifstream f("tablete.in");
ofstream g("tablete.out");

int main()
{
    int n, k, num1=1;
    f>>n>>k;
    if(n%2==0 && k%2==0)
        for(int i=0; i<n; i++)
        {

            for(int j=0; j<n; j++)
            {
                g<<num1<<" ";
                num1++;
            }
        }

    return 0;
}