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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 4 |
| 4 | 5 |
| 5 | 21 |
| 6 | 27 |
| 7 | 44 |
| 8 | 104 |
| 9 | 173 |
| 10 | 365 |
| 11 | 369 |
| 12 | 500 |
| 13 | 590 |
| 14 | 735 |
| 15 | 840 |
| 16 | 987 |
| 17 | 1564 |
| 18 | 1797 |
| 19 | 2415 |
| 20 | 3368 |
| 21 | 3545 |
| 22 | 4025 |
| 23 | 4466 |
| 24 | 5018 |
| 25 | 5477 |
| 26 | 6686 |
| 27 | 7239 |
| 28 | 8025 |
| 29 | 8182 |
| 30 | 9369 |
[1,2,4,5,21,27,44,104,173,365,369,500,590,735,840, 987,1564,1797,2415,3368,3545,4025,4466,5018,5477, 6686,7239,8025,8182,9369] |