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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 0 |
| 3 | 1 |
| 4 | 1 |
| 5 | 0 |
| 6 | 1 |
| 7 | 2 |
| 8 | 2 |
| 9 | 0 |
| 10 | 1 |
| 11 | 3 |
| 12 | 12 |
| 13 | 10 |
| 14 | 0 |
| 15 | 1 |
| 16 | 4 |
| 17 | 36 |
| 18 | 264 |
| 19 | 122 |
| 20 | 0 |
| 21 | 1 |
| 22 | 5 |
| 23 | 80 |
| 24 | 2052 |
| 25 | 19632 |
| 26 | 3346 |
| 27 | 0 |
| 28 | 1 |
| 29 | 6 |
| 30 | 150 |
| 31 | 9280 |
| 32 | 505764 |
| 33 | 4606752 |
| 34 | 196082 |
| 35 | 0 |
| 36 | 1 |
| 37 | 7 |
| 38 | 252 |
| 39 | 30750 |
| 40 | 5684480 |
| 41 | 511718148 |
| 42 | 3311447232 |
| 43 | 23869210 |
| 44 | 0 |
| 45 | 1 |
| 46 | 8 |
| 47 | 392 |
| 48 | 83160 |
| 49 | 39378750 |
| 50 | 17672135680 |
| 51 | 2088275673636 |
| 52 | 7202118117504 |
| 53 | 5939193962 |
| 54 | 0 |
[1,1,0,1,1,0,1,2,2,0,1,3,12,10,0,1,4,36,264,122,0, 1,5,80,2052,19632,3346,0,1,6,150,9280,505764, 4606752,196082,0,1,7,252,30750,5684480,511718148, 3311447232,23869210,0,1,8,392,83160,39378750, 17672135680,2088275673636,7202118117504, 5939193962,0] |