#include <bits/stdc++.h>
#define MOD 1000000007

using namespace std;

typedef long long ll;
typedef pair<int,int> ii;

#include <string>
#include <vector>
#include <algorithm>
#include <cstring>
using namespace std;

typedef long long ll;

class Serpent
{
    ll rek(ll s,int n,int r,int c){
        if(r==0 || c==0 || r==n-1 || c==n-1){
            if(r==0 && c<n-1)
                return s+c;
            s+=n-1;
            if(c==n-1 && r<n-1)
                return s+r;
            s+=n-1;
            if(r==n-1 && c>0)
                return s+n-1-c;
            s+=n-1;
            return s+n-1-r;
        }
        return rek(s+4*(n-1),n-2,r-1,c-1);
    }
  public:
    int findNumber(int n, int r, int c)
    {

      return rek(1,n,r,c);
  }
};

int main()
{
    Serpent s;
    int n;
    cin>>n;
    for(int ctr1=0;ctr1<n;ctr1++){
    for(int ctr2=0;ctr2<n;ctr2++){
        printf("%03d ",s.findNumber(n,ctr1,ctr2));
    }
        printf("\n");
    }
    return 0;
}