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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 18 |
| 4 | 58 |
| 5 | 142 |
| 6 | 232 |
| 7 | 357 |
| 8 | 465 |
| 9 | 724 |
| 10 | 1084 |
| 11 | 1969 |
| 12 | 2929 |
| 13 | 3160 |
| 14 | 3580 |
| 15 | 4284 |
| 16 | 4854 |
| 17 | 5254 |
| 18 | 5460 |
| 19 | 6120 |
| 20 | 6904 |
| 21 | 7384 |
| 22 | 8134 |
| 23 | 8779 |
| 24 | 9319 |
| 25 | 9730 |
| 26 | 10450 |
| 27 | 11175 |
| 28 | 11787 |
| 29 | 12403 |
| 30 | 13047 |
| 31 | 14202 |
| 32 | 14878 |
| 33 | 15403 |
| 34 | 16293 |
| 35 | 18573 |
| 36 | 20503 |
| 37 | 23527 |
| 38 | 26565 |
| 39 | 28965 |
| 40 | 32137 |
| 41 | 33412 |
[1,3,18,58,142,232,357,465,724,1084,1969,2929, 3160,3580,4284,4854,5254,5460,6120,6904,7384,8134, 8779,9319,9730,10450,11175,11787,12403,13047, 14202,14878,15403,16293,18573,20503,23527,26565, 28965,32137,33412] |