n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 0 |
3 | 1 |
4 | 2 |
5 | 2 |
6 | 4 |
7 | 6 |
8 | 10 |
9 | 17 |
10 | 28 |
11 | 44 |
12 | 72 |
13 | 116 |
14 | 188 |
15 | 305 |
16 | 494 |
17 | 798 |
18 | 1292 |
19 | 2090 |
20 | 3382 |
21 | 5473 |
22 | 8856 |
23 | 14328 |
24 | 23184 |
25 | 37512 |
26 | 60696 |
27 | 98209 |
28 | 158906 |
29 | 257114 |
30 | 416020 |
31 | 673134 |
32 | 1089154 |
33 | 1762289 |
34 | 2851444 |
35 | 4613732 |
36 | 7465176 |
37 | 12078908 |
38 | 19544084 |
39 | 31622993 |
40 | 51167078 |
[0,0,0,1,2,2,4,6,10,17,28,44,72,116,188,305,494, 798,1292,2090,3382,5473,8856,14328,23184,37512, 60696,98209,158906,257114,416020,673134,1089154, 1762289,2851444,4613732,7465176,12078908,19544084, 31622993,51167078] |