#include<bits/stdc++.h>
using namespace std;
int main()
{
int i,n,j,s,a[99][99];
cin>>n;
s=n;
for(i=0;i<n*2+1;i++){
for(j=0;j<n*2+1;j++){
a[i][j]=max(abs(i-s),abs(j-s));
}
}
for(i=0;i<n*2+1;i++){
for(j=0;j<n*2+1;j++){
cout<<setw(2)<<a[i][j];
}
cout<<endl;
}
return 0;
}
/**************************************************************
Problem: 1209
User: zzz
Language: C++
Result: Accepted
Time:13 ms
Memory:2072 kb
****************************************************************/