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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 | 8 |
| 3 | 45 |
| 4 | 620 |
| 5 | 37179 |
| 6 | 2640993 |
| 7 | 482228052 |
| 8 | 246430289779 |
| 9 | 233010334725043 |
| 10 | 513658708035556281 |
[1,8,45,620,37179,2640993,482228052,246430289779, 233010334725043,513658708035556281] |