n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 3 |
3 | 5 |
4 | 21 |
5 | 44 |
6 | 179 |
7 | 405 |
8 | 1835 |
9 | 4490 |
10 | 19779 |
11 | 49829 |
12 | 232721 |
13 | 610882 |
14 | 2788715 |
15 | 7427785 |
16 | 35253935 |
17 | 96368290 |
18 | 448865903 |
19 | 1237270005 |
20 | 5931202577 |
21 | 16649102672 |
22 | 78553909015 |
23 | 221640074309 |
24 | 1069716764575 |
25 | 3059624598509 |
26 | 14565629603329 |
27 | 41799007929725 |
28 | 202728660743415 |
29 | 588026037157535 |
30 | 2817795677054636 |
[1,1,3,5,21,44,179,405,1835,4490,19779,49829, 232721,610882,2788715,7427785,35253935,96368290, 448865903,1237270005,5931202577,16649102672, 78553909015,221640074309,1069716764575, 3059624598509,14565629603329,41799007929725, 202728660743415,588026037157535,2817795677054636] |