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

/**************************************************************
	Problem: 1072
	User: lzc
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/