#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<=2*i-1;j++) cout<<j;
    	cout<<endl;
	}
}
/**************************************************************
	Problem: 1072
	User: fuyijun
	Language: C
	Result: Compile Error
****************************************************************/