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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 1 |
| 6 | 0 |
| 7 | 0 |
| 8 | 0 |
| 9 | 0 |
| 10 | 0 |
| 11 | 0 |
| 12 | 1 |
| 13 | 0 |
| 14 | 1 |
| 15 | 0 |
| 16 | 1 |
| 17 | 0 |
| 18 | 1 |
| 19 | 0 |
| 20 | 1 |
| 21 | 1 |
| 22 | 1 |
| 23 | 1 |
| 24 | 1 |
| 25 | 2 |
| 26 | 1 |
| 27 | 2 |
| 28 | 1 |
| 29 | 3 |
| 30 | 1 |
| 31 | 3 |
| 32 | 2 |
| 33 | 4 |
| 34 | 2 |
| 35 | 4 |
| 36 | 3 |
| 37 | 5 |
| 38 | 4 |
| 39 | 5 |
| 40 | 5 |
| 41 | 6 |
| 42 | 6 |
| 43 | 6 |
| 44 | 8 |
| 45 | 8 |
| 46 | 9 |
| 47 | 8 |
| 48 | 11 |
| 49 | 10 |
| 50 | 13 |
| 51 | 11 |
| 52 | 15 |
| 53 | 14 |
| 54 | 17 |
| 55 | 15 |
| 56 | 20 |
| 57 | 19 |
| 58 | 22 |
| 59 | 21 |
| 60 | 26 |
| 61 | 26 |
| 62 | 29 |
| 63 | 29 |
| 64 | 33 |
| 65 | 35 |
| 66 | 37 |
| 67 | 39 |
| 68 | 43 |
| 69 | 47 |
| 70 | 48 |
| 71 | 52 |
| 72 | 55 |
| 73 | 61 |
| 74 | 62 |
| 75 | 68 |
| 76 | 71 |
[0,0,0,0,1,0,0,0,0,0,0,1,0,1,0,1,0,1,0,1,1,1,1,1, 2,1,2,1,3,1,3,2,4,2,4,3,5,4,5,5,6,6,6,8,8,9,8,11, 10,13,11,15,14,17,15,20,19,22,21,26,26,29,29,33, 35,37,39,43,47,48,52,55,61,62,68,71] |