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| n | a(n) |
|---|---|
| 1 | 5 |
| 2 | 37 |
| 3 | 705 |
| 4 | 4549 |
| 5 | 42357 |
| 6 | 94525 |
| 7 | 531485 |
| 8 | 1250681 |
| 9 | 3440621 |
| 10 | 5985201 |
[5,37,705,4549,42357,94525,531485,1250681,3440621, 5985201] |