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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 1607521 |
| 3 | 495614587553 |
| 4 | 82853403589520257 |
| 5 | 10256458966072649273929 |
| 6 | 1069417093564753820998582233 |
| 7 | 100099925835731660944886693417081 |
| 8 | 8714066994599676287858417413924705585 |
| 9 | 720709612102200019966620721128569172999001 |
[1,1607521,495614587553,82853403589520257, 10256458966072649273929, 1069417093564753820998582233, 100099925835731660944886693417081, 8714066994599676287858417413924705585, 720709612102200019966620721128569172999001] |