#include <iostream>

using namespace std;

int n,sch,level=2,level2=2,x,y,o=4;
int a[1000][1000];

int main()
{
    cin>>n;

    x=n-1;
    y=n+1;

    while (o--)
    {
        for (int i=0;i<level2;i++)
        {
            y--;
            sch++;
            a[x][y]=sch;
        }
        for (int i=0;i<level;i++)
        {
            x++;
            sch++;
            a[x][y]=sch;
        }

        for (int i=0;i<level;i++)
        {
            y++;
            sch++;
            a[x][y]=sch;

        }
        for (int i=0;i<=level;i++)
        {
            x--;
            sch++;
            a[x][y]=sch;
        }
        level+=2;

        if (level==2)
            level2=2;
        else
        if (level==4)
            level2=3;
        else
            level2+=2;

    }

    for (int i=0; i<2*n+1; i++)
    {
        for (int j=0; j<2*n+1; j++)
            if (a[i][j]>9)
                cout<<a[i][j]<<" ";
            else
                cout<<a[i][j]<<"  ";
        cout<<endl;
    }

    return 0;
}