n | a(n) |
---|---|
0 | 1 |
1 | -1 |
2 | 1 |
3 | 0 |
4 | 1 |
5 | 1 |
6 | 1 |
7 | 2 |
8 | 2 |
9 | 4 |
10 | 4 |
11 | 7 |
12 | 9 |
13 | 12 |
14 | 17 |
15 | 23 |
16 | 32 |
17 | 44 |
18 | 60 |
19 | 83 |
20 | 113 |
21 | 156 |
22 | 214 |
23 | 294 |
24 | 403 |
25 | 554 |
26 | 760 |
27 | 1044 |
28 | 1433 |
29 | 1967 |
30 | 2701 |
31 | 3708 |
32 | 5091 |
33 | 6988 |
34 | 9596 |
35 | 13172 |
36 | 18085 |
37 | 24828 |
38 | 34086 |
39 | 46797 |
40 | 64246 |
41 | 88203 |
42 | 121092 |
43 | 166246 |
44 | 228237 |
45 | 313343 |
46 | 430185 |
47 | 590594 |
48 | 810819 |
[1,-1,1,0,1,1,1,2,2,4,4,7,9,12,17,23,32,44,60,83, 113,156,214,294,403,554,760,1044,1433,1967,2701, 3708,5091,6988,9596,13172,18085,24828,34086,46797, 64246,88203,121092,166246,228237,313343,430185, 590594,810819] |