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

/**************************************************************
	Problem: 1072
	User: 21A
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/