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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 1512 |
| 3 | 337365 |
| 4 | 375360 |
| 5 | 523809 |
| 6 | 1177176 |
| 7 | 1255254 |
| 8 | 1380918 |
| 9 | 1549431 |
| 10 | 2277345 |
| 11 | 2286144 |
| 12 | 2816883 |
| 13 | 3320713 |
| 14 | 3340428 |
| 15 | 3838185 |
| 16 | 4378333 |
| 17 | 6726969 |
| 18 | 7043655 |
| 19 | 8311212 |
| 20 | 10281284 |
| 21 | 10323390 |
| 22 | 10666227 |
| 23 | 10708544 |
| 24 | 12333468 |
| 25 | 14185724 |
| 26 | 15883803 |
| 27 | 21432000 |
| 28 | 25760763 |
| 29 | 27111825 |
[1,1512,337365,375360,523809,1177176,1255254, 1380918,1549431,2277345,2286144,2816883,3320713, 3340428,3838185,4378333,6726969,7043655,8311212, 10281284,10323390,10666227,10708544,12333468, 14185724,15883803,21432000,25760763,27111825] |