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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 0 |
| 3 | 2 |
| 4 | 0 |
| 5 | 4 |
| 6 | 0 |
| 7 | 8 |
| 8 | 1 |
| 9 | 16 |
| 10 | 3 |
| 11 | 32 |
| 12 | 8 |
| 13 | 64 |
| 14 | 20 |
| 15 | 129 |
| 16 | 48 |
| 17 | 260 |
| 18 | 110 |
| 19 | 525 |
| 20 | 246 |
| 21 | 1061 |
| 22 | 540 |
| 23 | 2145 |
| 24 | 1169 |
| 25 | 4336 |
| 26 | 2504 |
| 27 | 8764 |
| 28 | 5321 |
| 29 | 17711 |
| 30 | 11232 |
| 31 | 35784 |
| 32 | 23582 |
| 33 | 72282 |
| 34 | 49289 |
| 35 | 145972 |
| 36 | 102632 |
| 37 | 294717 |
| 38 | 213019 |
| 39 | 594896 |
| 40 | 440910 |
| 41 | 1200545 |
| 42 | 910404 |
| 43 | 2422262 |
| 44 | 1875859 |
[0,1,0,2,0,4,0,8,1,16,3,32,8,64,20,129,48,260,110, 525,246,1061,540,2145,1169,4336,2504,8764,5321, 17711,11232,35784,23582,72282,49289,145972,102632, 294717,213019,594896,440910,1200545,910404, 2422262,1875859] |