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
-1620
-1621
-1622
-1623
-1624
-1625
-1626
-1627
-1628
-1629
-1630
-1631
-1632
-1633
-1634
-1635
-1636
-1637
-1638
-1639
-1640
-1641
-1642
-1643
-1644
-1645
-1646
-1647
-1648
-1649
-1650