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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 8 |
| 3 | 20 |
| 4 | 39 |
| 5 | 67 |
| 6 | 105 |
| 7 | 154 |
| 8 | 215 |
| 9 | 289 |
| 10 | 377 |
| 11 | 480 |
| 12 | 599 |
| 13 | 735 |
| 14 | 889 |
| 15 | 1062 |
| 16 | 1256 |
| 17 | 1472 |
| 18 | 1711 |
| 19 | 1974 |
| 20 | 2262 |
| 21 | 2576 |
| 22 | 2917 |
| 23 | 3286 |
| 24 | 3684 |
| 25 | 4112 |
| 26 | 4571 |
| 27 | 5062 |
| 28 | 5586 |
| 29 | 6144 |
| 30 | 6737 |
| 31 | 7366 |
| 32 | 8032 |
| 33 | 8736 |
| 34 | 9480 |
| 35 | 10265 |
| 36 | 11092 |
| 37 | 11962 |
| 38 | 12876 |
| 39 | 13835 |
| 40 | 14840 |
| 41 | 15892 |
| 42 | 16992 |
| 43 | 18141 |
| 44 | 19340 |
[1,2,8,20,39,67,105,154,215,289,377,480,599,735, 889,1062,1256,1472,1711,1974,2262,2576,2917,3286, 3684,4112,4571,5062,5586,6144,6737,7366,8032,8736, 9480,10265,11092,11962,12876,13835,14840,15892, 16992,18141,19340] |