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| n | a(n) |
|---|---|
| 1 | 8 |
| 2 | 169 |
| 3 | 4410 |
| 4 | 54756 |
| 5 | 911754 |
| 6 | 15437041 |
| 7 | 267205956 |
| 8 | 4400066889 |
| 9 | 74321336906 |
| 10 | 1252792195524 |
| 11 | 21164658219650 |
| 12 | 356308095015625 |
| 13 | 6011457469294712 |
| 14 | 101387055726782281 |
| 15 | 1710321256759319217 |
| 16 | 28844356361775854656 |
[8,169,4410,54756,911754,15437041,267205956, 4400066889,74321336906,1252792195524, 21164658219650,356308095015625,6011457469294712, 101387055726782281,1710321256759319217, 28844356361775854656] |