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| n | a(n) |
|---|---|
| 1 | 8 |
| 2 | 981 |
| 3 | 37100 |
| 4 | 1242620 |
| 5 | 42006289 |
| 6 | 1431755828 |
| 7 | 48809162176 |
| 8 | 1662541314220 |
| 9 | 56619912876077 |
| 10 | 1928366919064951 |
| 11 | 65677923512122208 |
| 12 | 2236900077280881002 |
| 13 | 76185693577077136760 |
| 14 | 2594778452806336608700 |
| 15 | 88374539564630929465907 |
[8,981,37100,1242620,42006289,1431755828, 48809162176,1662541314220,56619912876077, 1928366919064951,65677923512122208, 2236900077280881002,76185693577077136760, 2594778452806336608700,88374539564630929465907] |