number
zero
20
Numbers 0, 00, 1, 2, 3
20
corner
corner 1, 2, 4, 5
19
corner 5, 6, 8, 9
19
corner 4, 5, 7, 8
19
corner 2, 3, 5, 6
19
corner 19, 20, 22, 23
9
corner 20, 21, 23, 24
9
corner 23, 24, 26, 27
9
corner 22, 23, 25, 26
6
corner 17, 18, 20, 21
5
corner 16, 17, 19, 20
4
corner 13, 14, 16, 17
4
corner 14, 15, 17, 18
3
corner 31, 32, 34, 35
2
corner 32, 33, 35, 36
2
corner 26, 27, 29, 30
1
corner 25, 26, 28, 29
1
corner 28, 29, 31, 32
1
corner 29, 30, 32, 33
1
corner 7, 8, 10, 11
0
corner 11, 12, 14, 15
0
corner 10, 11, 13, 14
0
corner 8, 9, 11, 12
0