#include <iostream>

using namespace std;

int main()
{
    int a[21][21], n, p=2;
    cin>>n;
    for(int i=1; i<=n; i++)
        for(int j=1; j<=n; j++)
        {
            //if(p<=n*n) ???
            {
               while(p%3==0 && p%2==1)
                p++;
            a[i][j]=p;
            p++;
            //}

        }

    for(int i=1; i<=n; i++)
    {
        for(int j=1; j<=n; j++)
            cout<<a[i][j]<<" ";
        cout<<endl;
    }

}