| n | a(n) |
|---|---|
| 1 | 3520 |
| 2 | 46003 |
| 3 | 641743 |
| 4 | 9823368 |
| 5 | 148669520 |
| 6 | 2287444987 |
| 7 | 35118814718 |
| 8 | 539993233442 |
| 9 | 8301474121906 |
| 10 | 127642216451132 |
| 11 | 1962496986726439 |
| 12 | 30174249793987854 |
| 13 | 463939440774903934 |
| 14 | 7133234356724529920 |
| 15 | 109676111704087494791 |
[3520,46003,641743,9823368,148669520,2287444987, 35118814718,539993233442,8301474121906, 127642216451132,1962496986726439, 30174249793987854,463939440774903934, 7133234356724529920,109676111704087494791] |