n | a(n) |
---|---|
0 | 1 |
1 | 5 |
2 | 24 |
3 | 108 |
4 | 436 |
5 | 1368 |
6 | 4688 |
7 | 18508 |
8 | 73096 |
9 | 289004 |
10 | 1164032 |
11 | 4650292 |
12 | 18637520 |
13 | 74544520 |
14 | 298334196 |
15 | 1193353884 |
[1,5,24,108,436,1368,4688,18508,73096,289004, 1164032,4650292,18637520,74544520,298334196, 1193353884] |