| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 2 |
| 3 | 0 |
| 4 | 2 |
| 5 | 0 |
| 6 | 2 |
| 7 | 2 |
| 8 | 2 |
| 9 | 4 |
| 10 | 2 |
| 11 | 4 |
| 12 | 2 |
| 13 | 4 |
| 14 | 4 |
| 15 | 6 |
| 16 | 6 |
| 17 | 8 |
| 18 | 6 |
| 19 | 8 |
| 20 | 6 |
| 21 | 10 |
| 22 | 10 |
| 23 | 12 |
| 24 | 14 |
| 25 | 12 |
| 26 | 16 |
| 27 | 12 |
| 28 | 20 |
| 29 | 16 |
| 30 | 24 |
| 31 | 20 |
| 32 | 26 |
| 33 | 24 |
| 34 | 26 |
| 35 | 30 |
| 36 | 30 |
| 37 | 36 |
| 38 | 34 |
| 39 | 40 |
| 40 | 40 |
| 41 | 44 |
| 42 | 48 |
| 43 | 52 |
| 44 | 54 |
| 45 | 58 |
| 46 | 58 |
| 47 | 68 |
| 48 | 66 |
| 49 | 78 |
| 50 | 78 |
| 51 | 84 |
| 52 | 88 |
| 53 | 88 |
| 54 | 102 |
| 55 | 100 |
| 56 | 116 |
| 57 | 118 |
| 58 | 126 |
| 59 | 132 |
| 60 | 132 |
| 61 | 148 |
| 62 | 150 |
| 63 | 166 |
| 64 | 174 |
| 65 | 180 |
| 66 | 194 |
| 67 | 192 |
[1,0,2,0,2,0,2,2,2,4,2,4,2,4,4,6,6,8,6,8,6,10,10, 12,14,12,16,12,20,16,24,20,26,24,26,30,30,36,34, 40,40,44,48,52,54,58,58,68,66,78,78,84,88,88,102, 100,116,118,126,132,132,148,150,166,174,180,194, 192] |