#include <fstream>

using namespace std;
ifstream cin("tablete.in");
ofstream cout("tablete.out");
int n,m,k,x,i,j,v[1005][1005];
bool f[1000005];
int main()
{
    cin>>n>>k;
    x=n*n;
    for(j=n;j>=1;j--)
    {
        for(i=n;i>=1;i--)
        {
            if(j!=k&&j!=k-1)
            {
                while(f[x])
                    x--;
                v[i][j]=x;
                f[x]=1;
            }
            else if(j==k)
            {
                if(v[1][j+1]%2)
                {
                    if(i==n)
                        x--;
                    v[i][j]=x;
                    f[x]=1;
                    x-=2;
                }
                else
                {
                    if(i==n)
                    {
                        v[1][j+1]--;
                        f[v[1][j+1]]=1;
                        f[v[1][j+1]+1]=0;
                        x=v[1][j+1]+1;
                    }
                    v[i][j]=x;
                    f[x]=1;
                    x-=2;
                }
            }
            else if(j==k-1)
            {
                x=v[n][j+1];
                while(f[x])
                    x--;
                v[i][j]=x;
                f[x]=1;
            }
        }
    }
    for(i=1;i<=n;i++)
    {
        for(j=1;j<=n;j++)
            cout<<v[i][j]<<' ';
        cout<<'\n';
    }
    return 0;
}