n | a(n) |
---|---|
2 | 1 |
3 | -1 |
4 | 3 |
5 | -3 |
6 | 5 |
7 | -5 |
8 | 1 |
9 | -1 |
10 | 9 |
11 | -9 |
12 | 11 |
13 | -11 |
14 | 1 |
15 | -1 |
16 | 15 |
17 | -15 |
18 | 17 |
19 | -17 |
20 | 1 |
21 | -1 |
22 | 21 |
23 | -21 |
24 | 3 |
25 | -3 |
26 | 1 |
27 | -1 |
28 | 27 |
29 | -27 |
30 | 29 |
31 | -29 |
32 | 1 |
33 | -1 |
34 | 3 |
35 | -3 |
36 | 35 |
37 | -35 |
38 | 1 |
39 | -1 |
40 | 39 |
41 | -39 |
42 | 41 |
43 | -41 |
44 | 1 |
45 | -1 |
46 | 45 |
47 | -45 |
48 | 5 |
49 | -5 |
50 | 1 |
51 | -1 |
52 | 51 |
53 | -51 |
54 | 3 |
55 | -3 |
56 | 1 |
57 | -1 |
58 | 57 |
59 | -57 |
60 | 59 |
61 | -59 |
62 | 1 |
63 | -1 |
64 | 3 |
65 | -3 |
66 | 65 |
67 | -65 |
68 | 1 |
69 | -1 |
70 | 69 |
71 | -69 |
72 | 71 |
73 | -71 |
74 | 1 |
75 | -1 |
76 | 5 |
77 | -5 |
78 | 77 |
79 | -77 |
80 | 1 |
81 | -1 |
82 | 81 |
83 | -81 |
84 | 3 |
85 | -3 |
86 | 1 |
[1,-1,3,-3,5,-5,1,-1,9,-9,11,-11,1,-1,15,-15,17, -17,1,-1,21,-21,3,-3,1,-1,27,-27,29,-29,1,-1,3,-3, 35,-35,1,-1,39,-39,41,-41,1,-1,45,-45,5,-5,1,-1, 51,-51,3,-3,1,-1,57,-57,59,-59,1,-1,3,-3,65,-65,1, -1,69,-69,71,-71,1,-1,5,-5,77,-77,1,-1,81,-81,3, -3,1] |