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| n | a(n) |
|---|---|
| 1 | 8 |
| 2 | 194 |
| 3 | 4928 |
| 4 | 68310 |
| 5 | 1825972 |
| 6 | 39641548 |
| 7 | 778576484 |
| 8 | 16941046024 |
| 9 | 366984381420 |
| 10 | 7699307708588 |
| 11 | 163722495646996 |
| 12 | 3499187607199144 |
| 13 | 74334441273035192 |
| 14 | 1580086539129305828 |
| 15 | 33643430213848932176 |
| 16 | 715767572615708704558 |
[8,194,4928,68310,1825972,39641548,778576484, 16941046024,366984381420,7699307708588, 163722495646996,3499187607199144, 74334441273035192,1580086539129305828, 33643430213848932176,715767572615708704558] |