#include<bits/stdc++.h>
using namespace std;
int main()
{
	int i,n,j,h=1;
	cin>>n;
	int o=n-1;
	for(i=1;i<=n;i++){
		for(j=1;j<=o;j++){
			cout<<" ";
		}
		for(j=1;j<=h;j++){
			cout<<j;
		}
		o--;
		h+=2;
		cout<<endl;
	}
return 0;

}

/**************************************************************
	Problem: 1787
	User: houshanglin
	Language: C++
	Result: Accepted
	Time:7 ms
	Memory:2072 kb
****************************************************************/