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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 | 18 |
| 4 | 58 |
| 5 | 1853 |
| 6 | 5853 |
| 7 | 1620578 |
| 8 | 485216058 |
| 9 | 1243473981 |
| 10 | 2747265466 |
| 11 | 595277030253 |
| 12 | 789599540493 |
| 13 | 2573455929746 |
| 14 | 48450258487106 |
[1,2,18,58,1853,5853,1620578,485216058,1243473981, 2747265466,595277030253,789599540493, 2573455929746,48450258487106] |