OOP_07

import java.util.*;
public class OOP_07 {
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        int n = scan.nextInt();
        scan.nextLine();
        int[][] matrix = new int[n][(n*2)-1];
        matrix[0][n/2+2] = 1;

        for(int i = 1;i<matrix.length;i++){
            for(int j =0;j<matrix[i].length;j++){
                if(j == 0){
                    matrix[i][j] = matrix[i-1][j+1];
                    continue;
                }
                if(j == matrix[0].length-1){
                    matrix[i][j] = matrix[i-1][j-1];
                    continue;
                }
                matrix[i][j] = matrix[i-1][j-1] + matrix[i-1][j+1];
            }
        }

        for(int i = 0;i<matrix.length;i++){
            for(int j =0;j<matrix[i].length;j++){
                if(matrix[i][j] == 0){
                    System.out.print(" ");
                    continue;
                }
                System.out.print(matrix[i][j]);
            }
            System.out.println();
        }
    }
}