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| n | a(n) |
|---|---|
| 1 | 81 |
| 2 | 518 |
| 3 | 518 |
| 4 | 3313 |
| 5 | 5572 |
| 6 | 3313 |
| 7 | 21276 |
| 8 | 59602 |
| 9 | 59602 |
| 10 | 21276 |
| 11 | 136697 |
| 12 | 642482 |
| 13 | 1059502 |
| 14 | 642482 |
| 15 | 136697 |
| 16 | 877196 |
| 17 | 6911962 |
| 18 | 19049512 |
| 19 | 19049512 |
| 20 | 6911962 |
| 21 | 877196 |
| 22 | 5629192 |
| 23 | 74396558 |
| 24 | 341611331 |
| 25 | 573664384 |
| 26 | 341611331 |
| 27 | 74396558 |
| 28 | 5629192 |
| 29 | 36133600 |
[81,518,518,3313,5572,3313,21276,59602,59602, 21276,136697,642482,1059502,642482,136697,877196, 6911962,19049512,19049512,6911962,877196,5629192, 74396558,341611331,573664384,341611331,74396558, 5629192,36133600] |