| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 0 |
| 3 | 2 |
| 4 | 0 |
| 5 | 0 |
| 6 | 2 |
| 7 | 0 |
| 8 | 0 |
| 9 | 4 |
| 10 | 0 |
| 11 | 0 |
| 12 | 6 |
| 13 | 0 |
| 14 | 0 |
| 15 | 6 |
| 16 | 0 |
| 17 | 0 |
| 18 | 8 |
| 19 | 2 |
| 20 | 0 |
| 21 | 10 |
| 22 | 4 |
| 23 | 0 |
| 24 | 10 |
| 25 | 4 |
| 26 | 0 |
| 27 | 12 |
| 28 | 8 |
| 29 | 0 |
| 30 | 14 |
| 31 | 12 |
| 32 | 0 |
| 33 | 16 |
| 34 | 12 |
| 35 | 0 |
| 36 | 20 |
| 37 | 16 |
| 38 | 2 |
| 39 | 22 |
| 40 | 20 |
| 41 | 4 |
| 42 | 26 |
| 43 | 20 |
| 44 | 4 |
| 45 | 32 |
| 46 | 24 |
| 47 | 8 |
| 48 | 34 |
| 49 | 28 |
| 50 | 12 |
| 51 | 40 |
| 52 | 32 |
| 53 | 12 |
| 54 | 48 |
| 55 | 40 |
| 56 | 16 |
| 57 | 52 |
| 58 | 44 |
| 59 | 20 |
| 60 | 62 |
| 61 | 52 |
| 62 | 20 |
| 63 | 72 |
| 64 | 64 |
| 65 | 24 |
| 66 | 80 |
| 67 | 68 |
| 68 | 28 |
| 69 | 94 |
| 70 | 80 |
| 71 | 32 |
| 72 | 104 |
| 73 | 98 |
[1,0,0,2,0,0,2,0,0,4,0,0,6,0,0,6,0,0,8,2,0,10,4,0, 10,4,0,12,8,0,14,12,0,16,12,0,20,16,2,22,20,4,26, 20,4,32,24,8,34,28,12,40,32,12,48,40,16,52,44,20, 62,52,20,72,64,24,80,68,28,94,80,32,104,98] |