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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 | 2 |
| 2 | 5 |
| 3 | 14 |
| 4 | 61 |
| 5 | 370 |
| 6 | 3454 |
| 7 | 40880 |
| 8 | 614346 |
| 9 | 10848514 |
| 10 | 222870183 |
| 11 | 5175100204 |
| 12 | 134514302384 |
| 13 | 3859406052466 |
| 14 | 121274242936381 |
| 15 | 4139268759072626 |
| 16 | 152532132931199062 |
| 17 | 6034430112251517608 |
| 18 | 255114747410233804986 |
[1,2,5,14,61,370,3454,40880,614346,10848514, 222870183,5175100204,134514302384,3859406052466, 121274242936381,4139268759072626, 152532132931199062,6034430112251517608, 255114747410233804986] |