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| n | a(n) |
|---|---|
| 1 | 216 |
| 2 | 287 |
| 3 | 515 |
| 4 | 675 |
| 5 | 1175 |
| 6 | 4320 |
| 7 | 82640 |
| 8 | 960795 |
| 9 | 1322312 |
| 10 | 4049591 |
| 11 | 16955015 |
| 12 | 34602080 |
| 13 | 171010235 |
| 14 | 181964891 |
| 15 | 183673467 |
| 16 | 187160072 |
| 17 | 321920055 |
| 18 | 326530616 |
| 19 | 328818032 |
| 20 | 343942560 |
| 21 | 470954312 |
| 22 | 526023432 |
| 23 | 528925616 |
| 24 | 534830855 |
[216,287,515,675,1175,4320,82640,960795,1322312, 4049591,16955015,34602080,171010235,181964891, 183673467,187160072,321920055,326530616,328818032, 343942560,470954312,526023432,528925616,534830855] |