n | a(n) |
---|---|
0 | -1 |
1 | 0 |
2 | -1 |
3 | 1 |
4 | -1 |
5 | 1 |
6 | 2 |
7 | -1 |
8 | 2 |
9 | -1 |
10 | 3 |
11 | -1 |
12 | 3 |
13 | -3 |
14 | 1 |
15 | 4 |
16 | -1 |
17 | 4 |
18 | -6 |
19 | 4 |
20 | -1 |
21 | 5 |
22 | -1 |
23 | 5 |
24 | -10 |
25 | 10 |
26 | -5 |
27 | 1 |
28 | 6 |
29 | -1 |
30 | 6 |
31 | -15 |
32 | 20 |
33 | -15 |
34 | 6 |
35 | -1 |
36 | 7 |
37 | -1 |
38 | 7 |
39 | -21 |
40 | 35 |
41 | -35 |
42 | 21 |
43 | -7 |
44 | 1 |
45 | 8 |
46 | -1 |
47 | 8 |
48 | -28 |
49 | 56 |
50 | -70 |
51 | 56 |
52 | -28 |
53 | 8 |
54 | -1 |
55 | 9 |
56 | -1 |
57 | 9 |
58 | -36 |
59 | 84 |
60 | -126 |
61 | 126 |
62 | -84 |
63 | 36 |
64 | -9 |
65 | 1 |
[-1,0,-1,1,-1,1,2,-1,2,-1,3,-1,3,-3,1,4,-1,4,-6,4, -1,5,-1,5,-10,10,-5,1,6,-1,6,-15,20,-15,6,-1,7,-1, 7,-21,35,-35,21,-7,1,8,-1,8,-28,56,-70,56,-28,8, -1,9,-1,9,-36,84,-126,126,-84,36,-9,1] |