0 = -2
1 = 0
2 = -1
3 = -1
4 = -1
5 = -1
6 = -1
7 = -1
8 = -4
9 = -13
10 = 0
11 = -2
12 = -1
13 = 0
14 = -1
15 = 4
16 = 6
17 = 10
18 = 1
19 = -2
20 = -1
21 = -1
22 = -1
23 = 1
24 = 4
25 = 0
26 = 0
27 = 0
28 = 0
29 = 0
30 = 0
31 = 2
32 = 0