9
 8
 6
 4
 7
 5
 2

1  2  3  4  5  6  7  8 
2  4  6  8 11 13 15 17 
3  6 10 13 16 20 23 26 
4  8 13 17 22 26 31 35 
5 11 16 22 27 33 38 44 
6 13 20 26 33 40 46 53 
7 15 23 31 38 46 54 62 
8 17 26 35 44 53 62 71 
 1  2  3  4  5  6  7 
2  4  6 10 12 14 16 
3  6 11 14 17 22 25 
4 10 14 20 24 30 34 
5 12 17 24 31 36 43 
6 14 22 30 36 44 52 
7 16 25 34 43 52 61 
 1  2  3  4  5 
2  4 10 12 14 
3 10 13 20 23 
4 12 20 24 32 
5 14 23 32 41 
 1  2  3 
2 10 12 
3 12 21 
 1  2  3  4  5  6 
2  4  6 11 13 15 
3  6 12 15 21 24 
4 11 15 22 26 33 
5 13 21 26 34 42 
6 15 24 33 42 51 
 1  2  3  4 
2  4 11 13 
3 11 14 22 
4 13 22 31 
 1 

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class MultiplicationTable {

	public static int conv(int num, int base) {
		String ans = "";
		while (num != 0) {
			ans = (num % base) + ans;
			num /= base;
		}
		return Integer.parseInt(ans);
	}

	public static void main(String[] args) throws IOException {
		BufferedReader bf = new BufferedReader(new InputStreamReader(System.in));
		int k = Integer.parseInt(bf.readLine());
		int[][] ans = new int[k - 1][k - 1];
		for (int i = 0; i < k - 1; i++) {
			ans[0][i] = (i + 1);
			ans[i][0] = (i + 1);
		}
		for (int i = 1; i < k - 1; i++) {
			for (int j = 1; j < k - 1; j++) {
				int tmp = ans[0][j] * ans[i][0];
				ans[i][j] = conv(tmp, k);
			}
		}

		for (int i = 0; i < k - 1; i++) {
			for (int j = 0; j < k - 1; j++) {
				System.out.print(ans[i][j]+" ");
			}
			System.out.println();
		}
	}
}
