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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 0 |
| 2 | 1 |
| 3 | 1 |
| 4 | 3 |
| 5 | 6 |
| 6 | 12 |
| 7 | 20 |
| 8 | 35 |
| 9 | 56 |
| 10 | 91 |
| 11 | 140 |
| 12 | 215 |
| 13 | 319 |
| 14 | 473 |
| 15 | 682 |
| 16 | 980 |
| 17 | 1383 |
| 18 | 1940 |
| 19 | 2683 |
| 20 | 3692 |
| 21 | 5021 |
| 22 | 6794 |
| 23 | 9108 |
| 24 | 12148 |
| 25 | 16078 |
| 26 | 21182 |
| 27 | 27718 |
| 28 | 36115 |
| 29 | 46788 |
| 30 | 60368 |
| 31 | 77498 |
| 32 | 99119 |
| 33 | 126202 |
| 34 | 160129 |
| 35 | 202365 |
| 36 | 254911 |
| 37 | 319943 |
| 38 | 400360 |
| 39 | 499337 |
| 40 | 621038 |
| 41 | 770080 |
| 42 | 952380 |
| 43 | 1174575 |
| 44 | 1445056 |
[0,0,1,1,3,6,12,20,35,56,91,140,215,319,473,682, 980,1383,1940,2683,3692,5021,6794,9108,12148, 16078,21182,27718,36115,46788,60368,77498,99119, 126202,160129,202365,254911,319943,400360,499337, 621038,770080,952380,1174575,1445056] |