n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 1 |
3 | 2 |
4 | 7 |
5 | 32 |
6 | 184 |
7 | 1268 |
8 | 10186 |
9 | 93356 |
10 | 960646 |
11 | 10959452 |
12 | 137221954 |
13 | 1870087808 |
14 | 27548231008 |
15 | 436081302248 |
16 | 7380628161076 |
17 | 132975267434552 |
18 | 2540593483517404 |
19 | 51299775805464824 |
20 | 1091447620966600804 |
21 | 24401984084483685248 |
22 | 571907754141520643296 |
[0,1,1,2,7,32,184,1268,10186,93356,960646, 10959452,137221954,1870087808,27548231008, 436081302248,7380628161076,132975267434552, 2540593483517404,51299775805464824, 1091447620966600804,24401984084483685248, 571907754141520643296] |