n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 5 |
3 | 32 |
4 | 195 |
5 | 1199 |
6 | 7360 |
7 | 45193 |
8 | 277485 |
9 | 1703776 |
10 | 10461275 |
11 | 64232807 |
12 | 394392960 |
13 | 2421594449 |
14 | 14868722965 |
15 | 91294775968 |
16 | 560554940595 |
17 | 3441838134751 |
18 | 21133075257920 |
19 | 129758243232857 |
20 | 796722742969725 |
21 | 4891921417478624 |
22 | 30036666288181195 |
[0,1,5,32,195,1199,7360,45193,277485,1703776, 10461275,64232807,394392960,2421594449, 14868722965,91294775968,560554940595, 3441838134751,21133075257920,129758243232857, 796722742969725,4891921417478624, 30036666288181195] |