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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 7 |
| 3 | 270 |
| 4 | 27093 |
| 5 | 5252041 |
| 6 | 1688298227 |
| 7 | 819147302097 |
| 8 | 562766251199622 |
| 9 | 522687453434959180 |
| 10 | 633631710314384052082 |
| 11 | 975235769907492737264795 |
| 12 | 1863659976446678796423595540 |
| 13 | 4341202639797991970260869847084 |
| 14 | 12137362722177750192276998364963783 |
[2,7,270,27093,5252041,1688298227,819147302097, 562766251199622,522687453434959180, 633631710314384052082,975235769907492737264795, 1863659976446678796423595540, 4341202639797991970260869847084, 12137362722177750192276998364963783] |