n | a(n) |
---|---|
4 | 1 |
5 | 1 |
6 | 3 |
7 | 6 |
8 | 13 |
9 | 25 |
10 | 53 |
11 | 106 |
12 | 224 |
13 | 475 |
14 | 1037 |
15 | 2315 |
16 | 5302 |
17 | 12382 |
18 | 29495 |
19 | 71450 |
20 | 175618 |
21 | 437272 |
22 | 1101000 |
23 | 2799768 |
24 | 7181703 |
25 | 18565546 |
26 | 48326482 |
27 | 126581749 |
28 | 333424119 |
29 | 882765486 |
30 | 2348114866 |
31 | 6272676477 |
32 | 16822741588 |
33 | 45281587081 |
34 | 122295734356 |
35 | 331331765694 |
[1,1,3,6,13,25,53,106,224,475,1037,2315,5302, 12382,29495,71450,175618,437272,1101000,2799768, 7181703,18565546,48326482,126581749,333424119, 882765486,2348114866,6272676477,16822741588, 45281587081,122295734356,331331765694] |