| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 0 |
| 3 | 1 |
| 4 | 1 |
| 5 | 1 |
| 6 | 1 |
| 7 | 2 |
| 8 | 3 |
| 9 | 3 |
| 10 | 4 |
| 11 | 6 |
| 12 | 8 |
| 13 | 10 |
| 14 | 13 |
| 15 | 18 |
| 16 | 24 |
| 17 | 31 |
| 18 | 41 |
| 19 | 55 |
| 20 | 73 |
| 21 | 96 |
| 22 | 127 |
| 23 | 169 |
| 24 | 224 |
| 25 | 296 |
| 26 | 392 |
| 27 | 520 |
| 28 | 689 |
| 29 | 912 |
| 30 | 1208 |
| 31 | 1601 |
| 32 | 2121 |
| 33 | 2809 |
| 34 | 3721 |
| 35 | 4930 |
| 36 | 6531 |
| 37 | 8651 |
| 38 | 11460 |
| 39 | 15182 |
| 40 | 20112 |
| 41 | 26642 |
| 42 | 35293 |
| 43 | 46754 |
| 44 | 61936 |
| 45 | 82047 |
[1,0,0,1,1,1,1,2,3,3,4,6,8,10,13,18,24,31,41,55, 73,96,127,169,224,296,392,520,689,912,1208,1601, 2121,2809,3721,4930,6531,8651,11460,15182,20112, 26642,35293,46754,61936,82047] |