#!/bin/python3 import sys def knight_l(a, b, n): field = [[i for i in range(n)] for j in range(n)] path = [(0, 0)] for i in range(1, 9): (position_x, position_y) = path[-1] if position_x == n-1 and position_y == n-1: return len(path) elif a < n-position_x: if b < n-position_y: path.append((position_x+a, position_y+b)) elif 0 <= position_y-b: path.append((position_x+a, position_y-b)) elif a < n-position_y: if b < n-position_x: path.append((position_x+b, position_y+a)) elif 0 <= position_x-b: path.append((position_x-b, position_y+a)) elif b < n-position_x: if 0 <= position_y-a: path.append((position_x+b, position_y-a)) elif b < n-position_y: if 0 <= position_x-a: path.append((position_x-a, position_y+b)) elif 0 <= position_x-a: if 0 <= position_y-b: path.append((position_x-a, position_y-b)) elif 0 <= position_y-a: if 0 <= position_x-b: path.append((position_x-b, position_y-a)) else: return -1 return len(path) n = int(input().strip()) for i in range(n): line = "" for j in range(n): line += str(knight_l(i, j, n)) + " " print(line)