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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 8 |
| 2 | 118 |
| 3 | 2942 |
| 4 | 117286 |
| 5 | 7195958 |
| 6 | 660822358 |
| 7 | 88931884742 |
| 8 | 17250697648246 |
| 9 | 4759215340095638 |
| 10 | 1847052091786573078 |
| 11 | 999208523732653011302 |
| 12 | 747640657240669159797046 |
| 13 | 768599412047968397655319478 |
| 14 | 1079396516088637321967914136278 |
| 15 | 2060461398693819222679181880377222 |
| 16 | 5322963351172775869497071016032650486 |
[1,8,118,2942,117286,7195958,660822358, 88931884742,17250697648246,4759215340095638, 1847052091786573078,999208523732653011302, 747640657240669159797046, 768599412047968397655319478, 1079396516088637321967914136278, 2060461398693819222679181880377222, 5322963351172775869497071016032650486] |