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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 0 |
| 3 | 1 |
| 4 | 2 |
| 5 | 0 |
| 6 | 1 |
| 7 | 0 |
| 8 | 8 |
| 9 | 0 |
| 10 | 1 |
| 11 | 16 |
| 12 | 0 |
| 13 | 20 |
| 14 | 0 |
| 15 | 1 |
| 16 | 0 |
| 17 | 136 |
| 18 | 0 |
| 19 | 40 |
| 20 | 0 |
| 21 | 1 |
| 22 | 272 |
| 23 | 0 |
| 24 | 616 |
| 25 | 0 |
| 26 | 70 |
| 27 | 0 |
| 28 | 1 |
| 29 | 0 |
| 30 | 3968 |
| 31 | 0 |
| 32 | 2016 |
| 33 | 0 |
| 34 | 112 |
| 35 | 0 |
| 36 | 1 |
| 37 | 7936 |
| 38 | 0 |
| 39 | 28160 |
| 40 | 0 |
| 41 | 5376 |
| 42 | 0 |
| 43 | 168 |
| 44 | 0 |
| 45 | 1 |
| 46 | 0 |
| 47 | 176896 |
| 48 | 0 |
| 49 | 135680 |
| 50 | 0 |
| 51 | 12432 |
| 52 | 0 |
| 53 | 240 |
| 54 | 0 |
| 55 | 1 |
| 56 | 353792 |
| 57 | 0 |
| 58 | 1805056 |
| 59 | 0 |
| 60 | 508640 |
| 61 | 0 |
| 62 | 25872 |
| 63 | 0 |
| 64 | 330 |
| 65 | 0 |
| 66 | 1 |
| 67 | 0 |
[1,0,1,2,0,1,0,8,0,1,16,0,20,0,1,0,136,0,40,0,1, 272,0,616,0,70,0,1,0,3968,0,2016,0,112,0,1,7936,0, 28160,0,5376,0,168,0,1,0,176896,0,135680,0,12432, 0,240,0,1,353792,0,1805056,0,508640,0,25872,0,330, 0,1,0] |