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Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 10 |
| 4 | 84 |
| 5 | 1155 |
| 6 | 25740 |
| 7 | 471240 |
| 8 | 14549535 |
| 9 | 535422888 |
[1,2,10,84,1155,25740,471240,14549535,535422888] |