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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 | 2 |
| 3 | 6 |
| 4 | 16 |
| 5 | 96 |
| 6 | 376 |
| 7 | 2016 |
| 8 | 12168 |
| 9 | 109882 |
| 10 | 783536 |
| 11 | 6232926 |
| 12 | 59671520 |
| 13 | 718155492 |
| 14 | 7173976288 |
| 15 | 76938806480 |
| 16 | 981871005232 |
[1,2,6,16,96,376,2016,12168,109882,783536,6232926, 59671520,718155492,7173976288,76938806480, 981871005232] |