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