North
West East
South

-2910
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-2899
-2898
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-2891
-2890
-2889
-2888
-2887
-2886
-2885
-2884
-2883
-2882
-2881
-2880
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
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-30