n | a(n) |
---|---|
1 | 1 |
2 | -1 |
3 | 0 |
4 | -1 |
5 | 1 |
6 | -2 |
7 | 2 |
8 | -3 |
9 | 4 |
10 | -5 |
11 | 4 |
12 | -5 |
13 | 8 |
14 | -9 |
15 | 7 |
16 | -9 |
17 | 13 |
18 | -14 |
19 | 12 |
20 | -13 |
21 | 18 |
22 | -21 |
23 | 17 |
24 | -18 |
25 | 29 |
26 | -31 |
27 | 23 |
28 | -28 |
29 | 36 |
30 | -37 |
31 | 36 |
32 | -37 |
33 | 50 |
34 | -55 |
35 | 42 |
36 | -46 |
37 | 64 |
38 | -65 |
39 | 53 |
40 | -62 |
41 | 83 |
42 | -84 |
43 | 75 |
44 | -76 |
45 | 94 |
46 | -107 |
47 | 90 |
48 | -91 |
49 | 129 |
50 | -132 |
51 | 107 |
52 | -121 |
53 | 145 |
54 | -146 |
55 | 135 |
56 | -141 |
57 | 180 |
58 | -193 |
59 | 157 |
[1,-1,0,-1,1,-2,2,-3,4,-5,4,-5,8,-9,7,-9,13,-14, 12,-13,18,-21,17,-18,29,-31,23,-28,36,-37,36,-37, 50,-55,42,-46,64,-65,53,-62,83,-84,75,-76,94,-107, 90,-91,129,-132,107,-121,145,-146,135,-141,180, -193,157] |