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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 81 |
| 3 | 856 |
| 4 | 1584 |
| 5 | 4949 |
| 6 | 5859 |
| 7 | 13104 |
| 8 | 20755 |
| 9 | 34776 |
| 10 | 21896 |
| 11 | 46683 |
| 12 | 46872 |
| 13 | 81081 |
| 14 | 77896 |
| 15 | 151424 |
| 16 | 143640 |
| 17 | 116200 |
| 18 | 231336 |
| 19 | 216216 |
| 20 | 369152 |
| 21 | 420147 |
| 22 | 314496 |
| 23 | 373464 |
| 24 | 375193 |
| 25 | 483840 |
| 26 | 648648 |
| 27 | 353808 |
| 28 | 497952 |
| 29 | 995904 |
| 30 | 687960 |
| 31 | 975240 |
| 32 | 1199016 |
| 33 | 1120392 |
| 34 | 1081080 |
| 35 | 1434888 |
[0,81,856,1584,4949,5859,13104,20755,34776,21896, 46683,46872,81081,77896,151424,143640,116200, 231336,216216,369152,420147,314496,373464,375193, 483840,648648,353808,497952,995904,687960,975240, 1199016,1120392,1081080,1434888] |