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| n | a(n) |
|---|---|
| 1 | 17 |
| 2 | 288 |
| 3 | 4848 |
| 4 | 79670 |
| 5 | 1355286 |
| 6 | 23007806 |
| 7 | 388588157 |
| 8 | 6574593263 |
| 9 | 110998185424 |
[17,288,4848,79670,1355286,23007806,388588157, 6574593263,110998185424] |