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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 | 2 |
| 4 | 12 |
| 5 | 24 |
| 6 | 17280 |
| 7 | 720 |
| 8 | 87091200 |
| 9 | 29030400 |
| 10 | 1755758592000 |
| 11 | 3628800 |
| 12 | 1525930675524002119680000000 |
| 13 | 479001600 |
| 14 | 15033074749223731200000 |
| 15 | 151533393472175210496000000 |
| 16 | 2201737050440244933006930739200000000 |
[1,1,2,12,24,17280,720,87091200,29030400, 1755758592000,3628800, 1525930675524002119680000000,479001600, 15033074749223731200000, 151533393472175210496000000, 2201737050440244933006930739200000000] |