#include<fstream>
using namespace std;
ifstream fin("tablete.in");
ofstream fout("tablete.out");
int n,k,i,j,nr;
int main(){
    fin>>n>>k;
    if(k%2==0 && n%2==0){
        nr=1;
        for(i=1;i<=n;i++){
            for(j=1;j<=n;j++){
                fout<<nr<<" ";
                nr++;
            }
            fout<<"\n";
        }
    }
    return 0;
}