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A229113 as a simple table
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 3 |
| 2 | 14 |
| 3 | 115 |
| 4 | 1474 |
| 5 | 26306 |
| 6 | 605538 |
| 7 | 17116241 |
| 8 | 574398861 |
| 9 | 22333212354 |
| 10 | 987660842174 |
| 11 | 48969675370286 |
| 12 | 2690888441513773 |
| 13 | 162333780684342177 |
| 14 | 10667116965172284025 |
| 15 | 758434434866124781819 |
| 16 | 58015602766701416940599 |
| 17 | 4750972163883049286678765 |
| 18 | 414721061026426313701858479 |
[1,3,14,115,1474,26306,605538,17116241,574398861, 22333212354,987660842174,48969675370286, 2690888441513773,162333780684342177, 10667116965172284025,758434434866124781819, 58015602766701416940599,4750972163883049286678765, 414721061026426313701858479] |