North
West East
South

0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
-3615
-3616
-3617
-3618
-3619
-3620
-3621
-3622
-3623
-3624
-3625
-3626
-3627
-3628
-3629
-3630
-3631
-3632
-3633
-3634
-3635
-3636
-3637
-3638
-3639
-3640
-3641
-3642
-3643
-3644
-3645