North
West East
South

-840
-839
-838
-837
-836
-835
-834
-833
-832
-831
-830
-829
-828
-827
-826
-825
-824
-823
-822
-821
-820
-819
-818
-817
-816
-815
-814
-813
-812
-811
-810
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