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| n | a(n) |
|---|---|
| 1 | 13 |
| 2 | 487 |
| 3 | 13286 |
| 4 | 445506 |
| 5 | 14895018 |
| 6 | 513380599 |
| 7 | 17446576240 |
| 8 | 592290047724 |
| 9 | 20128502440024 |
| 10 | 683993118482402 |
| 11 | 23243767206546673 |
| 12 | 789980959730204326 |
| 13 | 26850332922315114822 |
| 14 | 912620325896540690864 |
| 15 | 31019623434344238447439 |
[13,487,13286,445506,14895018,513380599, 17446576240,592290047724,20128502440024, 683993118482402,23243767206546673, 789980959730204326,26850332922315114822, 912620325896540690864,31019623434344238447439] |