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| n | a(n) |
|---|---|
| 1 | 81 |
| 2 | 369 |
| 3 | 369 |
| 4 | 1764 |
| 5 | 1791 |
| 6 | 1764 |
| 7 | 8655 |
| 8 | 9831 |
| 9 | 9831 |
| 10 | 8655 |
| 11 | 43155 |
| 12 | 60108 |
| 13 | 87918 |
| 14 | 60108 |
| 15 | 43155 |
| 16 | 218034 |
| 17 | 387267 |
| 18 | 875760 |
| 19 | 875760 |
| 20 | 387267 |
| 21 | 218034 |
| 22 | 1112664 |
| 23 | 2554848 |
| 24 | 8986929 |
| 25 | 14150391 |
| 26 | 8986929 |
| 27 | 2554848 |
| 28 | 1112664 |
| 29 | 5722236 |
| 30 | 17051166 |
| 31 | 93488811 |
| 32 | 231526056 |
[81,369,369,1764,1791,1764,8655,9831,9831,8655, 43155,60108,87918,60108,43155,218034,387267, 875760,875760,387267,218034,1112664,2554848, 8986929,14150391,8986929,2554848,1112664,5722236, 17051166,93488811,231526056] |