n | a(n) |
---|---|
8 | 2 |
9 | 13 |
10 | 101 |
11 | 619 |
12 | 3641 |
13 | 20028 |
14 | 106812 |
15 | 554352 |
16 | 2828660 |
17 | 14244878 |
18 | 71077246 |
19 | 352184306 |
20 | 1736118578 |
21 | 8525182798 |
22 | 41741378126 |
23 | 203929434766 |
24 | 994680883360 |
25 | 4845761306611 |
26 | 23586192274443 |
27 | 114731539477465 |
28 | 557859497501007 |
29 | 2711772157178038 |
30 | 13180227306740726 |
[2,13,101,619,3641,20028,106812,554352,2828660, 14244878,71077246,352184306,1736118578,8525182798, 41741378126,203929434766,994680883360, 4845761306611,23586192274443,114731539477465, 557859497501007,2711772157178038, 13180227306740726] |