n | a(n) |
---|---|
1 | 1 |
2 | -1 |
3 | 0 |
4 | -1 |
5 | 1 |
6 | -1 |
7 | 1 |
8 | -1 |
9 | 2 |
10 | -2 |
11 | 2 |
12 | -2 |
13 | 3 |
14 | -3 |
15 | 3 |
16 | -4 |
17 | 5 |
18 | -5 |
19 | 5 |
20 | -6 |
21 | 7 |
22 | -8 |
23 | 8 |
24 | -9 |
25 | 11 |
26 | -11 |
27 | 11 |
28 | -14 |
29 | 15 |
30 | -16 |
31 | 17 |
32 | -19 |
33 | 22 |
34 | -23 |
35 | 24 |
36 | -27 |
37 | 31 |
38 | -32 |
39 | 34 |
40 | -38 |
41 | 42 |
42 | -44 |
43 | 47 |
44 | -52 |
45 | 57 |
46 | -61 |
47 | 64 |
48 | -70 |
49 | 78 |
50 | -82 |
51 | 87 |
52 | -96 |
53 | 103 |
54 | -110 |
55 | 117 |
56 | -127 |
57 | 138 |
58 | -146 |
59 | 155 |
60 | -168 |
61 | 182 |
[1,-1,0,-1,1,-1,1,-1,2,-2,2,-2,3,-3,3,-4,5,-5,5, -6,7,-8,8,-9,11,-11,11,-14,15,-16,17,-19,22,-23, 24,-27,31,-32,34,-38,42,-44,47,-52,57,-61,64,-70, 78,-82,87,-96,103,-110,117,-127,138,-146,155,-168, 182] |