#include<bits/stdc++.h>
using namespace std;
int main(){
	int i,j,n;
	cin>>n;
	for(i=n;i>=1;i--){
		for(j=1;j<=n-i;j++){
			cout<<" ";}
	    for(j=1;j<=i*2-1;j++){
		cout<<i;}
		cout<<endl;}
	
  return 0;}
/**************************************************************
	Problem: 1788
	User: zhangchenhao
	Language: C++
	Result: Accepted
	Time:7 ms
	Memory:2072 kb
****************************************************************/