import java.util.*;

public class PTable {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        int n = in.nextInt();
        for (int i = 1; i <= n; i++) {
            StringBuilder sb = new StringBuilder();
            for (int j = 1; j <= n; j++) {
                if (j > 1) sb.append(' ');
                sb.append(i * j);
            }
            System.out.println(sb.toString());
        }
        in.close();
    }
}