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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 5 |
| 3 | 22 |
| 4 | 201 |
| 5 | 3690 |
| 6 | 131149 |
| 7 | 9004286 |
| 8 | 1204317329 |
| 9 | 316525415890 |
| 10 | 164556516205461 |
| 11 | 169974659148800742 |
| 12 | 349799994417738642265 |
| 13 | 1436618749673583674658362 |
| 14 | 11785996128174350460348176861 |
| 15 | 193254862258295280115072223316430 |
[1,2,5,22,201,3690,131149,9004286,1204317329, 316525415890,164556516205461,169974659148800742, 349799994417738642265,1436618749673583674658362, 11785996128174350460348176861, 193254862258295280115072223316430] |