#include<stdio.h>
int main()
{
	int a[20][20];
	int n, i, j;
	scanf("%d", &n);
	for (i = 0; i < n; i++) {
		for (j = 0; j <=i; j++) {
			if (j == 0 || i == j || i==0) {
				a[i][j] = 1;
			}
			else
				a[i][j] = a[i - 1][j] + a[i - 1][j - 1];
		}
	}
	for (i = 0; i < n; i++) {
		for (j = 0; j <= i; j++) {
			printf("%3d", a[i][j]);
		}
		printf("\n");
	}
	return 0;
}