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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 1 |
| 3 | 4 |
| 4 | 10 |
| 5 | 22 |
| 6 | 39 |
| 7 | 64 |
| 8 | 96 |
| 9 | 138 |
| 10 | 189 |
| 11 | 252 |
| 12 | 326 |
| 13 | 414 |
| 14 | 515 |
| 15 | 632 |
| 16 | 764 |
| 17 | 914 |
| 18 | 1081 |
| 19 | 1268 |
| 20 | 1474 |
| 21 | 1702 |
| 22 | 1951 |
| 23 | 2224 |
| 24 | 2520 |
| 25 | 2842 |
| 26 | 3189 |
| 27 | 3564 |
| 28 | 3966 |
| 29 | 4398 |
| 30 | 4859 |
| 31 | 5352 |
| 32 | 5876 |
| 33 | 6434 |
| 34 | 7025 |
| 35 | 7652 |
| 36 | 8314 |
| 37 | 9014 |
| 38 | 9751 |
| 39 | 10528 |
| 40 | 11344 |
| 41 | 12202 |
| 42 | 13101 |
| 43 | 14044 |
| 44 | 15030 |
| 45 | 16062 |
| 46 | 17139 |
| 47 | 18264 |
[0,1,4,10,22,39,64,96,138,189,252,326,414,515,632, 764,914,1081,1268,1474,1702,1951,2224,2520,2842, 3189,3564,3966,4398,4859,5352,5876,6434,7025,7652, 8314,9014,9751,10528,11344,12202,13101,14044, 15030,16062,17139,18264] |