import java.util.Scanner;
import java.util.Arrays;

public class filledArray {
    public static void main(String[] args) {

        //Test for 1.Method
        Scanner input = new Scanner(System.in);
        int n = input.nextInt();

        int[][] array;

        array = genFilledArray(n);
        print(array);
        System.out.println();

        //Test for 2.Method
        array = reformatArray(new int[]{12, 145, 543});
        print(array);
        System.out.println();

        //Test for 3.Method
        array = extendArray(new int[][]{{7, 3, 5, 1, 6}, {3, 5, 6, 7, 8}, {4, 7, 3, 8, 5}});
        print(array);
        System.out.println();
        array = extendArray(new int[][]{{3, 6, 9, 5}, {2, 8, 4, 7}});
        print(array);
        System.out.println();
        array = extendArray(new int[][]{{1}});
        print(array);



    }
    public static int[][] genFilledArray(int n) {

        int[][] array = new int[n][n];

        if (n > 0) {
            for (int i = 0; i < array.length; i++) {
                for (int j = 0, help = i + 1; j < array[i].length; j++, help++) {
                    array[i][j] = help;
                }
            }
        }
        return array;
    }
    public static int[][] reformatArray(int[] inputArray){


        int j = 0;
        int[][] newArray = new int[inputArray.length][inputArray.length];

        for (int i = 0; i < inputArray.length; i++){

            int n = inputArray[i];
            int count = -1;

            while (n != 0){

                int temp = n % 10;
                n /= 10;
                count++;

                newArray[j][count] = temp;
            }
            j++;
        }
        return newArray;
    }
    public static int[][] extendArray(int[][] inputArray){

        int[][] newArray = new int[inputArray[0].length][inputArray[0].length + 2];

        if (inputArray.length > 1) {
             newArray = new int[inputArray[0].length][inputArray[0].length + 2];
        }
        //case with length 1
        if (inputArray.length == 1){

            newArray = new int[inputArray[0].length + 2][inputArray[0].length + 2];
            newArray[0][0] = inputArray[0][0];                                          //begining
            newArray[newArray.length - 1][newArray[0].length - 1] = inputArray[0][0];   //end
            newArray[1][1] = inputArray[0][0];                                          //middle
        }

        boolean check = false;

        if (inputArray != null && inputArray.length > 0){
            //check if rows length equal with another is
            for (int i = 0; i < inputArray.length - 1; i++){
                if (inputArray[i].length == inputArray[i + 1].length){
                    check = true;
                }else{
                    check = false;
                }
            }
            if (check){

                int max = Integer.MIN_VALUE;
                int min = Integer.MAX_VALUE;

                for (int i = 0; i < inputArray.length; i++){
                    for (int j = 0; j < inputArray[i].length; j++){

                        if (inputArray[i][j] <= min){
                            min = inputArray[i][j];
                        }
                        if (inputArray[i][j] >= max){
                            max = inputArray[i][j];
                        }
                    }
                }
                //insert a min value at the begining
                newArray[0][0] = min;

                //insert a max value at the end of array
                newArray[newArray.length - 1][newArray[0].length - 1] = max;

                for (int i = 0; i < inputArray.length; i++){
                    for (int j = 0; j < inputArray[i].length; j++){

                        newArray[i + 1][j + 1] = inputArray[i][j];

                    }
                }
            }
        }
        return newArray;
    }
    public static void print(int[][] array){

        if (array != null){

            for (int i = 0; i < array.length; i++){
                for (int j = 0; j < array[i].length; j++){

                    System.out.print(array[i][j] + "\t");
                }
                System.out.println();
            }
        }
    }
}