| n | a(n) |
|---|---|
| 2 | 0 |
| 3 | 1 |
| 4 | 1 |
| 5 | 1 |
| 6 | 3 |
| 7 | 4 |
| 8 | 3 |
| 9 | 4 |
| 10 | 7 |
| 11 | 6 |
| 12 | 9 |
| 13 | 10 |
| 14 | 9 |
| 15 | 9 |
| 16 | 13 |
| 17 | 10 |
| 18 | 15 |
| 19 | 15 |
| 20 | 14 |
| 21 | 18 |
| 22 | 17 |
| 23 | 16 |
| 24 | 22 |
| 25 | 24 |
| 26 | 25 |
| 27 | 23 |
| 28 | 22 |
| 29 | 27 |
| 30 | 28 |
| 31 | 29 |
| 32 | 25 |
| 33 | 34 |
| 34 | 30 |
| 35 | 37 |
| 36 | 34 |
| 37 | 39 |
| 38 | 39 |
| 39 | 36 |
| 40 | 43 |
| 41 | 37 |
| 42 | 45 |
| 43 | 41 |
| 44 | 48 |
| 45 | 49 |
| 46 | 45 |
| 47 | 48 |
| 48 | 52 |
| 49 | 49 |
| 50 | 57 |
| 51 | 58 |
| 52 | 52 |
| 53 | 60 |
| 54 | 52 |
| 55 | 64 |
| 56 | 59 |
| 57 | 67 |
| 58 | 62 |
| 59 | 69 |
| 60 | 70 |
| 61 | 66 |
| 62 | 73 |
| 63 | 72 |
| 64 | 68 |
| 65 | 78 |
| 66 | 79 |
| 67 | 78 |
| 68 | 84 |
| 69 | 79 |
| 70 | 87 |
| 71 | 88 |
| 72 | 80 |
| 73 | 87 |
| 74 | 93 |
| 75 | 90 |
[0,1,1,1,3,4,3,4,7,6,9,10,9,9,13,10,15,15,14,18, 17,16,22,24,25,23,22,27,28,29,25,34,30,37,34,39, 39,36,43,37,45,41,48,49,45,48,52,49,57,58,52,60, 52,64,59,67,62,69,70,66,73,72,68,78,79,78,84,79, 87,88,80,87,93,90] |