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| n | a(n) |
|---|---|
| 1 | 81 |
| 2 | 537 |
| 3 | 537 |
| 4 | 3199 |
| 5 | 7331 |
| 6 | 3199 |
| 7 | 17837 |
| 8 | 86691 |
| 9 | 86369 |
| 10 | 17837 |
| 11 | 95679 |
| 12 | 922543 |
| 13 | 1998795 |
| 14 | 924323 |
| 15 | 95679 |
| 16 | 498597 |
| 17 | 9242949 |
| 18 | 40810011 |
| 19 | 41559689 |
| 20 | 9324103 |
| 21 | 498597 |
| 22 | 2546207 |
| 23 | 88065309 |
| 24 | 775083193 |
| 25 | 1647458581 |
| 26 | 807571787 |
| 27 | 89825051 |
| 28 | 2546207 |
| 29 | 12796069 |
[81,537,537,3199,7331,3199,17837,86691,86369, 17837,95679,922543,1998795,924323,95679,498597, 9242949,40810011,41559689,9324103,498597,2546207, 88065309,775083193,1647458581,807571787,89825051, 2546207,12796069] |