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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 8 |
| 3 | 9 |
| 4 | 64 |
| 5 | 73 |
| 6 | 516 |
| 7 | 589 |
| 8 | 4160 |
| 9 | 4749 |
| 10 | 33540 |
| 11 | 38289 |
| 12 | 270416 |
| 13 | 308704 |
| 14 | 2180232 |
| 15 | 2488936 |
| 16 | 17578149 |
[1,8,9,64,73,516,589,4160,4749,33540,38289,270416, 308704,2180232,2488936,17578149] |