n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | -1 |
4 | 1 |
5 | -2 |
6 | -1 |
7 | 1 |
8 | -3 |
9 | -3 |
10 | 0 |
11 | 1 |
12 | -4 |
13 | -6 |
14 | 0 |
15 | -1 |
16 | 1 |
17 | -5 |
18 | -10 |
19 | 0 |
20 | -5 |
21 | 1 |
22 | 1 |
23 | -6 |
24 | -15 |
25 | 0 |
26 | -15 |
27 | 6 |
28 | -1 |
29 | 1 |
30 | -7 |
31 | -21 |
32 | 0 |
33 | -35 |
34 | 21 |
35 | -7 |
36 | 0 |
37 | 1 |
38 | -8 |
39 | -28 |
40 | 0 |
41 | -70 |
42 | 56 |
43 | -28 |
44 | 0 |
45 | 0 |
46 | 1 |
47 | -9 |
48 | -36 |
49 | 0 |
50 | -126 |
51 | 126 |
52 | -84 |
53 | 0 |
54 | 0 |
55 | 1 |
56 | 1 |
57 | -10 |
58 | -45 |
59 | 0 |
60 | -210 |
61 | 252 |
62 | -210 |
63 | 0 |
64 | 0 |
65 | 10 |
66 | -1 |
[1,1,-1,1,-2,-1,1,-3,-3,0,1,-4,-6,0,-1,1,-5,-10,0, -5,1,1,-6,-15,0,-15,6,-1,1,-7,-21,0,-35,21,-7,0,1, -8,-28,0,-70,56,-28,0,0,1,-9,-36,0,-126,126,-84,0, 0,1,1,-10,-45,0,-210,252,-210,0,0,10,-1] |