#include <iostream>

using namespace std;

int main()
{
    int A[100][100],n;
    cin>>n;
    int k=n/2+1;
    for(int i=1;i<=n;i++)
        for(int j=1;j<=n;j++)
            if(i==k || j==k) A[i][j]=5;
            else if(i<k && j<k) A[i][j]=1;
                 else if(i<k && j>k) A[i][j]=2;
                      else if(i>k && j>k) A[i][j]=3;
                           else A[i][j]=4;
    for(int i=1;i<=n;i++)
    {
        for(int j=1;j<=n;j++)
            cout<<A[i][j]<<" ";
        cout<<endl;
    }
    return 0;
}