#include<bits/stdc++.h>
using namespace std;
int main(){
	int n;
	cin>>n;
	for(int i=1;i<=n;i++){
	   for(int j=1;j<=n-i;j++) cout<<" ";
	   for(int j=1;j<=2*i-1;j++) cout<<i;
	   cout<<endl;	
	}
}
/**************************************************************
	Problem: 1008
	User: hongguangxi
	Language: C++
	Result: Accepted
	Time:4 ms
	Memory:2072 kb
****************************************************************/