#include <bits/stdc++.h>
using namespace std;
int main() {
	int n;
	cin >> n;
	for (int  i = 0; i <= n; i++) {
		for (int j = 0; j < n - i ; j++)
			cout << " ";

		for (int j = 0; j <  i * 2 - 1; j++)
			cout << j + 1;

		cout << endl;
	}
	return 0;
}