North
West East
South

-15
-14
-13
-12
-11
-10
-9
-8
-7
-6
-5
-4
-3
-2
-1
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
-825
-826
-827
-828
-829
-830
-831
-832
-833
-834
-835
-836
-837
-838
-839
-840
-841
-842
-843
-844
-845
-846
-847
-848
-849
-850
-851
-852
-853
-854
-855