#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
Created on Fri Feb 22 19:02:25 2019
Problem: https://www.urionlinejudge.com.br/judge/en/problems/view/1435
@author: Michel Caiafa
"""


def zeros( rows, cols):
    matrix = [[0 for x in range(rows)]for y in range(cols)]
    return matrix

def matrix_format(matrix, start, end):

    if (start - end) >= 0:
        return matrix
    else:
        matrix_format(matrix,start + 1, end - 1)
        for i in range(start, end):
            for j in range(start, end):
                matrix[i][j] = matrix[i][j] + 1
        return matrix

def print_matrix(matrix,order):
    for i in range(order):
        line = ' '.join(map(str,matrix[i]))
        #print(line)
        #for digit in line:
         #   if(int(digit)< 10):
               # digit = ' '+digit
        print(line)
        line = ' '.join(line)
        #print(line)


while(1):
    order = int(input())
    if not order:
        break
    else:
        matrix = zeros(order, order)
        matrix = matrix_format(matrix, 0, order)
        print_matrix(matrix,order)