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
-915
-916
-917
-918
-919
-920
-921
-922
-923
-924
-925
-926
-927
-928
-929
-930
-931
-932
-933
-934
-935
-936
-937
-938
-939
-940
-941
-942
-943
-944
-945