#include <bits/stdc++.h>
using namespace std;
int main(){
	int i,n,t,b,j;
	cin>>n; 
	int a[n*2+1][n*2+1];
	a[n][n]=0;
	for(i=0;i<n*2+1;i++){
		for(j=0;j<n*2+1;j++){
			t=abs(n-i);
			b=abs(j-n);
			if(t>b){
				a[i][j]=t;
			}
			else
				a[i][j]=b;
		}
	}
	for(i=0;i<n*2+1;i++){
		for(j=0;j<n*2+1;j++){
			printf("%2d",a[i][j]);
		}
		cout<<endl;
	}
	return 0;
	}

/**************************************************************
	Problem: 1209
	User: fzy001
	Language: C++
	Result: Accepted
	Time:10 ms
	Memory:2076 kb
****************************************************************/