n | a(n) |
---|---|
5 | 1 |
6 | 1 |
7 | 2 |
8 | 4 |
9 | 5 |
10 | 14 |
11 | 14 |
12 | 39 |
13 | 42 |
14 | 132 |
15 | 132 |
16 | 424 |
17 | 429 |
18 | 1428 |
19 | 1430 |
20 | 4848 |
21 | 4862 |
22 | 16796 |
23 | 16796 |
24 | 58739 |
25 | 58786 |
26 | 208012 |
27 | 208012 |
28 | 742768 |
29 | 742900 |
30 | 2674426 |
31 | 2674440 |
32 | 9694416 |
33 | 9694845 |
34 | 35357670 |
35 | 35357670 |
36 | 129643318 |
37 | 129644790 |
38 | 477638700 |
39 | 477638700 |
40 | 1767258328 |
41 | 1767263190 |
42 | 6564120288 |
[1,1,2,4,5,14,14,39,42,132,132,424,429,1428,1430, 4848,4862,16796,16796,58739,58786,208012,208012, 742768,742900,2674426,2674440,9694416,9694845, 35357670,35357670,129643318,129644790,477638700, 477638700,1767258328,1767263190,6564120288] |