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| n | a(n) |
|---|---|
| 1 | 81 |
| 2 | 306 |
| 3 | 306 |
| 4 | 1404 |
| 5 | 1728 |
| 6 | 1404 |
| 7 | 5352 |
| 8 | 9792 |
| 9 | 9792 |
| 10 | 5352 |
| 11 | 24336 |
| 12 | 55836 |
| 13 | 89022 |
| 14 | 55836 |
| 15 | 24336 |
| 16 | 93696 |
| 17 | 317736 |
| 18 | 645144 |
| 19 | 645144 |
| 20 | 317736 |
| 21 | 93696 |
| 22 | 422016 |
| 23 | 1809324 |
| 24 | 5747676 |
| 25 | 7423464 |
| 26 | 5747676 |
| 27 | 1809324 |
| 28 | 422016 |
| 29 | 1639296 |
| 30 | 10300608 |
| 31 | 41876592 |
| 32 | 84549024 |
[81,306,306,1404,1728,1404,5352,9792,9792,5352, 24336,55836,89022,55836,24336,93696,317736,645144, 645144,317736,93696,422016,1809324,5747676, 7423464,5747676,1809324,422016,1639296,10300608, 41876592,84549024] |