| n | a(n) |
|---|---|
| 1 | 16 |
| 2 | 1057 |
| 3 | 1750 |
| 4 | 25663 |
| 5 | 1066148 |
| 6 | 11211992 |
| 7 | 156829155 |
| 8 | 3678276863 |
| 9 | 55555604963 |
| 10 | 924058858458 |
| 11 | 17716431261668 |
| 12 | 297095816076323 |
[16,1057,1750,25663,1066148,11211992,156829155, 3678276863,55555604963,924058858458, 17716431261668,297095816076323] |