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
-870
-871
-872
-873
-874
-875
-876
-877
-878
-879
-880
-881
-882
-883
-884
-885
-886
-887
-888
-889
-890
-891
-892
-893
-894
-895
-896
-897
-898
-899
-900