#include<bits/stdc++.h>
using namespace std;
int main(){
	int n;
	cin>>n;
	for(int i=0;i<=2*n;i++){
		for(int j=0;j<=2*n;j++){
			cout<<setw(2)<<max(abs(n-i),abs(n-j));
		}
		cout<<endl;
	}
	
    return 0;
}
/**************************************************************
	Problem: 1209
	User: lidongcheng
	Language: C++
	Result: Accepted
	Time:10 ms
	Memory:2072 kb
****************************************************************/