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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 0 |
| 3 | 2 |
| 4 | 0 |
| 5 | 6 |
| 6 | 0 |
| 7 | 16 |
| 8 | 8 |
| 9 | 0 |
| 10 | 40 |
| 11 | 80 |
| 12 | 0 |
| 13 | 96 |
| 14 | 528 |
| 15 | 96 |
| 16 | 0 |
| 17 | 224 |
| 18 | 2912 |
| 19 | 1904 |
| 20 | 0 |
| 21 | 512 |
| 22 | 14592 |
| 23 | 23040 |
| 24 | 2176 |
| 25 | 0 |
| 26 | 1152 |
| 27 | 69120 |
| 28 | 221184 |
| 29 | 71424 |
| 30 | 0 |
| 31 | 2560 |
| 32 | 316160 |
| 33 | 1858560 |
| 34 | 1372160 |
| 35 | 79360 |
| 36 | 0 |
| 37 | 5632 |
| 38 | 1413632 |
| 39 | 14353152 |
| 40 | 20252672 |
| 41 | 3891712 |
| 42 | 0 |
| 43 | 12288 |
| 44 | 6223872 |
| 45 | 104742912 |
[1,1,0,2,0,6,0,16,8,0,40,80,0,96,528,96,0,224, 2912,1904,0,512,14592,23040,2176,0,1152,69120, 221184,71424,0,2560,316160,1858560,1372160,79360, 0,5632,1413632,14353152,20252672,3891712,0,12288, 6223872,104742912] |