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Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 1 |
| 3 | 3 |
| 4 | 9 |
| 5 | 46 |
| 6 | 462 |
| 7 | 6253 |
| 8 | 132061 |
| 9 | 4611023 |
| 10 | 250827373 |
| 11 | 21305367718 |
| 12 | 2862744251998 |
| 13 | 605949209796465 |
| 14 | 201612254630124309 |
[1,1,3,9,46,462,6253,132061,4611023,250827373, 21305367718,2862744251998,605949209796465, 201612254630124309] |