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| n | a(n) |
|---|---|
| 1 | 12 |
| 2 | 724 |
| 3 | 23436 |
| 4 | 702846 |
| 5 | 21649928 |
| 6 | 669872090 |
| 7 | 20696263392 |
| 8 | 639259508770 |
| 9 | 19746821708510 |
| 10 | 609991818060458 |
| 11 | 18842950812606880 |
| 12 | 582067589653914988 |
| 13 | 17980345177885556288 |
| 14 | 555421459716439841384 |
| 15 | 17157234238650483438818 |
[12,724,23436,702846,21649928,669872090, 20696263392,639259508770,19746821708510, 609991818060458,18842950812606880, 582067589653914988,17980345177885556288, 555421459716439841384,17157234238650483438818] |