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Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 6 |
| 3 | 66 |
| 4 | 1220 |
| 5 | 34130 |
| 6 | 1346982 |
| 7 | 71335236 |
| 8 | 4883183496 |
| 9 | 419708936862 |
| 10 | 44256845856410 |
| 11 | 5618131203742376 |
| 12 | 845200046197677612 |
| 13 | 148704124317985161666 |
| 14 | 30252055409619038022510 |
| 15 | 7046807010054413604547740 |
| 16 | 1863423940527969873383134736 |
| 17 | 555177557057715635856129878246 |
[1,1,6,66,1220,34130,1346982,71335236,4883183496, 419708936862,44256845856410,5618131203742376, 845200046197677612,148704124317985161666, 30252055409619038022510,7046807010054413604547740, 1863423940527969873383134736, 555177557057715635856129878246] |