#include <iostream>
using namespace std;
typedef unsigned long long Ul;
const Ul MAX = 2e3 + 5;
Ul Board[MAX][MAX];
int main(void) {
	Ul N;
	cin >> N;
	for (Ul i = 1; i <= N;i++)
		Board[i][1] = Board[i][i] = 1;
	for (Ul i = 1; i <= N; i++) {
		for(Ul j = 2; j < i; j++)
			Board[i][j] = Board[i - 1][j] + Board[i - 1][j - 1];
	}	
	for (Ul i = 1; i <= N; i++) {
		for (Ul j = 1; j <= i; j++)
			cout << Board[i][j] << " ";
		cout << "\n";
	}
	return 0;
}