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| n | a(n) |
|---|---|
| 1 | 512 |
| 2 | 2688 |
| 3 | 2688 |
| 4 | 14112 |
| 5 | 19904 |
| 6 | 14112 |
| 7 | 74088 |
| 8 | 147428 |
| 9 | 147428 |
| 10 | 74088 |
| 11 | 324576 |
| 12 | 1075071 |
| 13 | 1537476 |
| 14 | 1075071 |
| 15 | 324576 |
| 16 | 1421952 |
| 17 | 6019798 |
| 18 | 15478835 |
| 19 | 15478835 |
| 20 | 6019798 |
| 21 | 1421952 |
| 22 | 6229504 |
| 23 | 33731024 |
| 24 | 111211414 |
| 25 | 209888936 |
| 26 | 111211414 |
| 27 | 33731024 |
[512,2688,2688,14112,19904,14112,74088,147428, 147428,74088,324576,1075071,1537476,1075071, 324576,1421952,6019798,15478835,15478835,6019798, 1421952,6229504,33731024,111211414,209888936, 111211414,33731024] |