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


}

/**************************************************************
	Problem: 1072
	User: chenjunlin
	Language: C++
	Result: Accepted
	Time:7 ms
	Memory:2072 kb
****************************************************************/