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| n | a(n) |
|---|---|
| 1 | 16 |
| 2 | 512 |
| 3 | 15070 |
| 4 | 451996 |
| 5 | 13548425 |
| 6 | 406228452 |
| 7 | 12180207076 |
| 8 | 365209429387 |
| 9 | 10950385677546 |
| 10 | 328334797496128 |
| 11 | 9844743765773028 |
| 12 | 295183394744945449 |
| 13 | 8850736864575395877 |
| 14 | 265379233550361130727 |
| 15 | 7957093141320853026332 |
[16,512,15070,451996,13548425,406228452, 12180207076,365209429387,10950385677546, 328334797496128,9844743765773028, 295183394744945449,8850736864575395877, 265379233550361130727,7957093141320853026332] |