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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 9 |
| 3 | 27 |
| 4 | 64 |
| 5 | 120 |
| 6 | 206 |
| 7 | 321 |
| 8 | 478 |
| 9 | 672 |
| 10 | 920 |
| 11 | 1215 |
| 12 | 1575 |
| 13 | 1991 |
| 14 | 2484 |
| 15 | 3042 |
| 16 | 3689 |
| 17 | 4410 |
| 18 | 5231 |
| 19 | 6136 |
| 20 | 7153 |
| 21 | 8262 |
| 22 | 9495 |
| 23 | 10830 |
| 24 | 12300 |
| 25 | 13881 |
| 26 | 15609 |
| 27 | 17457 |
| 28 | 19464 |
| 29 | 21600 |
| 30 | 23906 |
| 31 | 26351 |
| 32 | 28978 |
| 33 | 31752 |
| 34 | 34720 |
| 35 | 37845 |
| 36 | 41175 |
| 37 | 44671 |
| 38 | 48384 |
| 39 | 52272 |
| 40 | 56389 |
| 41 | 60690 |
| 42 | 65231 |
[0,1,9,27,64,120,206,321,478,672,920,1215,1575, 1991,2484,3042,3689,4410,5231,6136,7153,8262,9495, 10830,12300,13881,15609,17457,19464,21600,23906, 26351,28978,31752,34720,37845,41175,44671,48384, 52272,56389,60690,65231] |