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| n | a(n) |
|---|---|
| 1 | 81 |
| 2 | 435 |
| 3 | 435 |
| 4 | 2174 |
| 5 | 5433 |
| 6 | 2174 |
| 7 | 11545 |
| 8 | 60958 |
| 9 | 60958 |
| 10 | 11545 |
| 11 | 61055 |
| 12 | 731603 |
| 13 | 1415117 |
| 14 | 731603 |
| 15 | 61055 |
| 16 | 326262 |
| 17 | 8680769 |
| 18 | 36167196 |
| 19 | 36167196 |
| 20 | 8680769 |
| 21 | 326262 |
| 22 | 1745153 |
| 23 | 103860036 |
| 24 | 901210126 |
| 25 | 2009833839 |
| 26 | 901210126 |
| 27 | 103860036 |
| 28 | 1745153 |
| 29 | 9357963 |
[81,435,435,2174,5433,2174,11545,60958,60958, 11545,61055,731603,1415117,731603,61055,326262, 8680769,36167196,36167196,8680769,326262,1745153, 103860036,901210126,2009833839,901210126, 103860036,1745153,9357963] |