import java.util.Scanner;

public class Contest {

    public static void main(String[] args) {
        Scanner input = new Scanner(System.in);
        int num;
        num = input.nextInt();
        for (int i = 1; i <= num; i++) {
            for (int j = i; j < num; j++) {
                System.out.print(" ");
            }
            System.out.printf("%d", i);
            for (int k = 1; k < 2 * i - 1; k++) {
                System.out.print("" + i);
            }
            System.out.println("");
        }
        for (int l = 0; l < 5; l++) {
            for (int m = 0; m < l + 1; m++) {
                System.out.print(" ");
            }
            for (int n = 1; n <= num + 3; n++) {
                System.out.print("" + n);
            }
            num = num - 2;
            System.out.println("");
        }
    }
}