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| n | a(n) |
|---|---|
| 1 | 55987 |
| 2 | 469959685 |
| 3 | 1848069959519 |
| 4 | 4960640065587845 |
| 5 | 11611618877765958295 |
| 6 | 26247877098036804502973 |
| 7 | 58617925117292712440935711 |
| 8 | 129962013483443679187405035221 |
| 9 | 286798084150221639600190350699431 |
[55987,469959685,1848069959519,4960640065587845, 11611618877765958295,26247877098036804502973, 58617925117292712440935711, 129962013483443679187405035221, 286798084150221639600190350699431] |