n | a(n) |
---|---|
0 | 1 |
1 | 6 |
2 | 44 |
3 | 328 |
4 | 2448 |
5 | 18272 |
6 | 136384 |
7 | 1017984 |
8 | 7598336 |
9 | 56714752 |
10 | 423324672 |
11 | 3159738368 |
12 | 23584608256 |
13 | 176037912576 |
14 | 1313964867584 |
15 | 9807567290368 |
16 | 73204678852608 |
17 | 546407161659392 |
18 | 4078438577864704 |
19 | 30441879976280064 |
[1,6,44,328,2448,18272,136384,1017984,7598336, 56714752,423324672,3159738368,23584608256, 176037912576,1313964867584,9807567290368, 73204678852608,546407161659392,4078438577864704, 30441879976280064] |