n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 8 |
3 | 35 |
4 | 164 |
5 | 787 |
6 | 3857 |
7 | 19147 |
8 | 96004 |
9 | 485009 |
10 | 2465013 |
11 | 12589315 |
12 | 64555985 |
13 | 332158127 |
14 | 1714001409 |
15 | 8866730665 |
16 | 45968787524 |
17 | 238778897128 |
18 | 1242417984179 |
19 | 6474394344503 |
20 | 33784931507529 |
21 | 176515163156311 |
22 | 923265560495737 |
23 | 4834081924982522 |
24 | 25334170138318345 |
25 | 132883719945537587 |
[1,2,8,35,164,787,3857,19147,96004,485009,2465013, 12589315,64555985,332158127,1714001409,8866730665, 45968787524,238778897128,1242417984179, 6474394344503,33784931507529,176515163156311, 923265560495737,4834081924982522, 25334170138318345,132883719945537587] |