n | a(n) |
---|---|
7 | 52 |
8 | 495 |
9 | 3573 |
10 | 22986 |
11 | 138140 |
12 | 791355 |
13 | 4378359 |
14 | 23619010 |
15 | 124985133 |
16 | 651528571 |
17 | 3356054226 |
18 | 17122003113 |
19 | 86672668175 |
20 | 435922323548 |
21 | 2180749707230 |
22 | 10860449611842 |
23 | 53881317215173 |
24 | 266455227999826 |
25 | 1314042578677412 |
26 | 6464913802646613 |
27 | 31741357154688581 |
28 | 155566738708385012 |
[52,495,3573,22986,138140,791355,4378359,23619010, 124985133,651528571,3356054226,17122003113, 86672668175,435922323548,2180749707230, 10860449611842,53881317215173,266455227999826, 1314042578677412,6464913802646613, 31741357154688581,155566738708385012] |