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| n | a(n) |
|---|---|
| 1 | 16 |
| 2 | 512 |
| 3 | 15684 |
| 4 | 480960 |
| 5 | 14783632 |
| 6 | 454377792 |
| 7 | 13963574592 |
| 8 | 429120257920 |
| 9 | 13187561948672 |
| 10 | 405274990273152 |
| 11 | 12454747469604352 |
| 12 | 382754285816985088 |
| 13 | 11762650890909921792 |
| 14 | 361485059270954623488 |
| 15 | 11109013532532411652096 |
[16,512,15684,480960,14783632,454377792, 13963574592,429120257920,13187561948672, 405274990273152,12454747469604352, 382754285816985088,11762650890909921792, 361485059270954623488,11109013532532411652096] |