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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 6 |
| 2 | 15 |
| 3 | 47 |
| 4 | 68 |
| 5 | 164 |
| 6 | 205 |
| 7 | 374 |
| 8 | 418 |
| 9 | 731 |
| 10 | 831 |
| 11 | 1240 |
| 12 | 1320 |
| 13 | 1977 |
| 14 | 2105 |
| 15 | 2938 |
| 16 | 3090 |
| 17 | 4147 |
| 18 | 4435 |
| 19 | 5644 |
| 20 | 5864 |
| 21 | 7601 |
| 22 | 7765 |
| 23 | 9694 |
| 24 | 10135 |
| 25 | 12331 |
| 26 | 12804 |
| 27 | 15436 |
| 28 | 15833 |
| 29 | 18937 |
| 30 | 19510 |
| 31 | 22950 |
| 32 | 23567 |
| 33 | 27519 |
| 34 | 28368 |
| 35 | 32628 |
| 36 | 33381 |
| 37 | 38381 |
| 38 | 39198 |
| 39 | 44722 |
| 40 | 45707 |
| 41 | 51735 |
| 42 | 52868 |
[1,6,15,47,68,164,205,374,418,731,831,1240,1320, 1977,2105,2938,3090,4147,4435,5644,5864,7601,7765, 9694,10135,12331,12804,15436,15833,18937,19510, 22950,23567,27519,28368,32628,33381,38381,39198, 44722,45707,51735,52868] |