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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 0 |
| 2 | 1 |
| 3 | 1 |
| 4 | 3 |
| 5 | 3 |
| 6 | 6 |
| 7 | 7 |
| 8 | 12 |
| 9 | 14 |
| 10 | 20 |
| 11 | 25 |
| 12 | 36 |
| 13 | 43 |
| 14 | 57 |
| 15 | 69 |
| 16 | 92 |
| 17 | 110 |
| 18 | 140 |
| 19 | 168 |
| 20 | 211 |
| 21 | 250 |
| 22 | 311 |
| 23 | 369 |
| 24 | 453 |
| 25 | 531 |
| 26 | 646 |
| 27 | 754 |
| 28 | 910 |
| 29 | 1061 |
| 30 | 1262 |
| 31 | 1473 |
| 32 | 1748 |
| 33 | 2015 |
| 34 | 2381 |
| 35 | 2738 |
| 36 | 3214 |
| 37 | 3701 |
| 38 | 4313 |
| 39 | 4935 |
| 40 | 5734 |
| 41 | 6558 |
| 42 | 7568 |
| 43 | 8641 |
| 44 | 9950 |
| 45 | 11286 |
| 46 | 12977 |
| 47 | 14719 |
| 48 | 16822 |
| 49 | 19043 |
| 50 | 21702 |
[0,0,1,1,3,3,6,7,12,14,20,25,36,43,57,69,92,110, 140,168,211,250,311,369,453,531,646,754,910,1061, 1262,1473,1748,2015,2381,2738,3214,3701,4313,4935, 5734,6558,7568,8641,9950,11286,12977,14719,16822, 19043,21702] |