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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 | 3 |
| 3 | 14 |
| 4 | 83 |
| 5 | 621 |
| 6 | 5583 |
| 7 | 58493 |
| 8 | 700507 |
| 9 | 9438253 |
| 10 | 141291843 |
| 11 | 2326680313 |
| 12 | 41797029035 |
| 13 | 813422096709 |
| 14 | 17047913249279 |
| 15 | 382815685896293 |
| 16 | 9169316015977675 |
| 17 | 233352842701661021 |
| 18 | 6288004372005738747 |
| 19 | 178851946015229702545 |
| 20 | 5354894260179239755995 |
[1,1,3,14,83,621,5583,58493,700507,9438253, 141291843,2326680313,41797029035,813422096709, 17047913249279,382815685896293,9169316015977675, 233352842701661021,6288004372005738747, 178851946015229702545,5354894260179239755995] |