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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 6 |
| 2 | 19 |
| 3 | 40 |
| 4 | 73 |
| 5 | 122 |
| 6 | 183 |
| 7 | 264 |
| 8 | 369 |
| 9 | 486 |
| 10 | 635 |
| 11 | 792 |
| 12 | 1017 |
| 13 | 1270 |
| 14 | 1595 |
| 15 | 1888 |
| 16 | 2337 |
| 17 | 2782 |
| 18 | 3327 |
| 19 | 3828 |
| 20 | 4501 |
| 21 | 5090 |
| 22 | 5867 |
| 23 | 6544 |
| 24 | 7425 |
| 25 | 8366 |
| 26 | 9383 |
| 27 | 10308 |
| 28 | 11517 |
| 29 | 12610 |
| 30 | 13955 |
| 31 | 15192 |
| 32 | 16737 |
| 33 | 18358 |
| 34 | 20031 |
| 35 | 21796 |
| 36 | 23781 |
| 37 | 25666 |
| 38 | 27923 |
| 39 | 30016 |
| 40 | 32425 |
| 41 | 34926 |
| 42 | 37447 |
[1,6,19,40,73,122,183,264,369,486,635,792,1017, 1270,1595,1888,2337,2782,3327,3828,4501,5090,5867, 6544,7425,8366,9383,10308,11517,12610,13955,15192, 16737,18358,20031,21796,23781,25666,27923,30016, 32425,34926,37447] |