#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;
     }
}
/**************************************************************
	Problem: 1072
	User: chenjiahui
	Language: C++
	Result: Accepted
	Time:9 ms
	Memory:2072 kb
****************************************************************/