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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 0 |
| 2 | 0 |
| 3 | 1 |
| 4 | 1 |
| 5 | 4 |
| 6 | 2 |
| 7 | 9 |
| 8 | 5 |
| 9 | 13 |
| 10 | 10 |
| 11 | 28 |
| 12 | 7 |
| 13 | 45 |
| 14 | 25 |
| 15 | 51 |
| 16 | 32 |
| 17 | 101 |
| 18 | 31 |
| 19 | 148 |
| 20 | 50 |
| 21 | 166 |
| 22 | 106 |
| 23 | 291 |
| 24 | 47 |
| 25 | 374 |
| 26 | 176 |
| 27 | 450 |
| 28 | 179 |
| 29 | 721 |
| 30 | 121 |
| 31 | 963 |
| 32 | 285 |
| 33 | 1080 |
| 34 | 474 |
| 35 | 1534 |
| 36 | 200 |
| 37 | 2140 |
| 38 | 712 |
| 39 | 2407 |
| 40 | 599 |
| 41 | 3539 |
| 42 | 481 |
| 43 | 4546 |
| 44 | 1014 |
| 45 | 4885 |
[0,0,0,1,1,4,2,9,5,13,10,28,7,45,25,51,32,101,31, 148,50,166,106,291,47,374,176,450,179,721,121,963, 285,1080,474,1534,200,2140,712,2407,599,3539,481, 4546,1014,4885] |