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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 1 |
| 5 | 0 |
| 6 | 1 |
| 7 | 1 |
| 8 | 2 |
| 9 | 1 |
| 10 | 1 |
| 11 | 1 |
| 12 | 2 |
| 13 | 1 |
| 14 | 2 |
| 15 | 1 |
| 16 | 3 |
| 17 | 2 |
| 18 | 4 |
| 19 | 2 |
| 20 | 5 |
| 21 | 3 |
| 22 | 4 |
| 23 | 3 |
| 24 | 5 |
| 25 | 4 |
| 26 | 5 |
| 27 | 4 |
| 28 | 6 |
| 29 | 3 |
| 30 | 5 |
| 31 | 3 |
| 32 | 6 |
| 33 | 5 |
| 34 | 8 |
| 35 | 5 |
| 36 | 9 |
| 37 | 5 |
| 38 | 7 |
| 39 | 4 |
| 40 | 8 |
| 41 | 6 |
| 42 | 9 |
| 43 | 7 |
| 44 | 11 |
| 45 | 7 |
| 46 | 9 |
| 47 | 7 |
| 48 | 11 |
| 49 | 9 |
| 50 | 13 |
| 51 | 8 |
| 52 | 14 |
| 53 | 8 |
| 54 | 11 |
| 55 | 8 |
| 56 | 13 |
| 57 | 11 |
| 58 | 14 |
| 59 | 11 |
| 60 | 16 |
| 61 | 12 |
| 62 | 15 |
| 63 | 11 |
| 64 | 15 |
| 65 | 12 |
| 66 | 16 |
| 67 | 13 |
| 68 | 18 |
| 69 | 12 |
| 70 | 15 |
| 71 | 14 |
| 72 | 18 |
| 73 | 16 |
| 74 | 19 |
| 75 | 15 |
| 76 | 20 |
| 77 | 14 |
| 78 | 16 |
| 79 | 15 |
[0,0,0,1,0,1,1,2,1,1,1,2,1,2,1,3,2,4,2,5,3,4,3,5, 4,5,4,6,3,5,3,6,5,8,5,9,5,7,4,8,6,9,7,11,7,9,7,11, 9,13,8,14,8,11,8,13,11,14,11,16,12,15,11,15,12,16, 13,18,12,15,14,18,16,19,15,20,14,16,15] |