#include <fstream>

using namespace std;

ifstream fin("tablete.in");
ofstream fout("tablete.out");

int x;
short cost[15003], n, t, i, k, nr, j;

int main(){
    fin>>n>>k;
    if(n%2 == 0 && k%2 == 0)
        for(i=1;i<=n;i++){
            for(j=1;j<=n;j++){
                nr++;
                fout<<nr<<" ";
            }
            fout<<"\n";
        }
    return 0;
}