#include <fstream>
using namespace std;
ifstream f ("tablete.in");
ofstream g ("tablete.out");
const int nmax=1e3+3;
int v[nmax+1][nmax+1],usu[nmax*nmax+1],i,j,x,n,k;;
int main()
{
    f>>n>>k;
    for(int i=1;i<=n;++i)
    {
        x=i*k;
        if(x%2) ++x;
        v[i][k]=x;
        usu[x]=1;
    }
    x=1;
    for(int i=1;i<=n;++i)
    {
        for(int j=1;j<k;++j)
        {
            while(usu[x]) ++x;
            v[i][j]=x;
            usu[x]=1;
        }
    }
    for(int i=1;i<=n;++i)
    {
        for(int j=k+1;j<=n;++j)
        {
            while(usu[x]) ++x;
            v[i][j]=x;
            usu[x]=1;
        }
    }
    for(int i=1;i<=n;++i)
    {
        for(int j=1;j<=n;++j) g<<v[i][j]<<' ';
        g<<'\n';
    }
    return 0;
}