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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 1 |
| 3 | 0 |
| 4 | 1 |
| 5 | 2 |
| 6 | 0 |
| 7 | 2 |
| 8 | 5 |
| 9 | 8 |
| 10 | 0 |
| 11 | 8 |
| 12 | 21 |
| 13 | 36 |
| 14 | 51 |
| 15 | 0 |
| 16 | 51 |
| 17 | 138 |
| 18 | 246 |
| 19 | 362 |
| 20 | 478 |
| 21 | 0 |
| 22 | 478 |
| 23 | 1318 |
| 24 | 2404 |
| 25 | 3628 |
| 26 | 4903 |
| 27 | 6178 |
| 28 | 0 |
| 29 | 6178 |
| 30 | 17259 |
| 31 | 31968 |
| 32 | 49081 |
| 33 | 67512 |
| 34 | 86421 |
| 35 | 105330 |
| 36 | 0 |
| 37 | 105330 |
| 38 | 297081 |
| 39 | 556344 |
| 40 | 864688 |
| 41 | 1205000 |
| 42 | 1562571 |
| 43 | 1926320 |
| 44 | 2290069 |
[1,0,1,0,1,2,0,2,5,8,0,8,21,36,51,0,51,138,246, 362,478,0,478,1318,2404,3628,4903,6178,0,6178, 17259,31968,49081,67512,86421,105330,0,105330, 297081,556344,864688,1205000,1562571,1926320, 2290069] |