The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 7 |
| 3 | 199 |
| 4 | 14065 |
| 5 | 1924201 |
| 6 | 445859911 |
| 7 | 161145717727 |
| 8 | 85790577700129 |
| 9 | 64427620614173425 |
| 10 | 65943035132156264071 |
| 11 | 89425725156530626400791 |
| 12 | 156922032757769223085752337 |
| 13 | 349233620942232034199096926489 |
| 14 | 968890106809715834110637461124935 |
| 15 | 3301188169350221687517822373590448111 |
| 16 | 13634136452997022097853039839798901714241 |
[1,1,7,199,14065,1924201,445859911,161145717727, 85790577700129,64427620614173425, 65943035132156264071,89425725156530626400791, 156922032757769223085752337, 349233620942232034199096926489, 968890106809715834110637461124935, 3301188169350221687517822373590448111, 13634136452997022097853039839798901714241] |