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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 1 |
| 6 | 2 |
| 7 | 5 |
| 8 | 9 |
| 9 | 16 |
| 10 | 24 |
| 11 | 37 |
| 12 | 50 |
| 13 | 71 |
| 14 | 93 |
| 15 | 121 |
| 16 | 151 |
| 17 | 192 |
| 18 | 231 |
| 19 | 285 |
| 20 | 338 |
| 21 | 398 |
| 22 | 470 |
| 23 | 548 |
| 24 | 626 |
| 25 | 723 |
| 26 | 827 |
| 27 | 924 |
| 28 | 1056 |
| 29 | 1175 |
| 30 | 1314 |
| 31 | 1454 |
| 32 | 1629 |
| 33 | 1763 |
| 34 | 1985 |
| 35 | 2138 |
| 36 | 2356 |
| 37 | 2540 |
| 38 | 2820 |
| 39 | 2976 |
| 40 | 3305 |
| 41 | 3491 |
| 42 | 3834 |
| 43 | 4039 |
| 44 | 4441 |
| 45 | 4613 |
| 46 | 5103 |
| 47 | 5291 |
| 48 | 5775 |
| 49 | 5999 |
| 50 | 6572 |
[0,0,0,0,1,2,5,9,16,24,37,50,71,93,121,151,192, 231,285,338,398,470,548,626,723,827,924,1056,1175, 1314,1454,1629,1763,1985,2138,2356,2540,2820,2976, 3305,3491,3834,4039,4441,4613,5103,5291,5775,5999, 6572] |