n | a(n) |
---|---|
1 | 1 |
2 | 14 |
3 | 62 |
4 | 276 |
5 | 1006 |
6 | 3610 |
7 | 12010 |
8 | 38984 |
9 | 122188 |
10 | 375122 |
11 | 1128446 |
12 | 3342794 |
13 | 9767588 |
14 | 28217820 |
15 | 80709424 |
16 | 228864620 |
17 | 644060262 |
18 | 1800346140 |
19 | 5002457832 |
20 | 13825549136 |
21 | 38026348240 |
22 | 104133664506 |
23 | 284037629690 |
24 | 771953153918 |
25 | 2091075938320 |
26 | 5647162827592 |
27 | 15208169217918 |
[1,14,62,276,1006,3610,12010,38984,122188,375122, 1128446,3342794,9767588,28217820,80709424, 228864620,644060262,1800346140,5002457832, 13825549136,38026348240,104133664506,284037629690, 771953153918,2091075938320,5647162827592, 15208169217918] |