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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 2 |
| 3 | 3 |
| 4 | 4 |
| 5 | 7 |
| 6 | 7 |
| 7 | 10 |
| 8 | 10 |
| 9 | 10 |
| 10 | 12 |
| 11 | 14 |
| 12 | 15 |
| 13 | 19 |
| 14 | 18 |
| 15 | 19 |
| 16 | 20 |
| 17 | 24 |
| 18 | 24 |
| 19 | 28 |
| 20 | 28 |
| 21 | 28 |
| 22 | 29 |
| 23 | 32 |
| 24 | 33 |
| 25 | 35 |
| 26 | 35 |
| 27 | 34 |
| 28 | 34 |
| 29 | 38 |
| 30 | 38 |
| 31 | 45 |
| 32 | 45 |
| 33 | 46 |
| 34 | 45 |
| 35 | 47 |
| 36 | 46 |
| 37 | 51 |
| 38 | 51 |
| 39 | 51 |
| 40 | 52 |
| 41 | 57 |
| 42 | 56 |
| 43 | 62 |
| 44 | 61 |
| 45 | 61 |
| 46 | 61 |
| 47 | 67 |
| 48 | 70 |
| 49 | 69 |
| 50 | 69 |
| 51 | 69 |
| 52 | 69 |
| 53 | 73 |
| 54 | 74 |
| 55 | 75 |
| 56 | 75 |
| 57 | 76 |
| 58 | 75 |
| 59 | 80 |
| 60 | 80 |
| 61 | 84 |
| 62 | 85 |
| 63 | 88 |
| 64 | 87 |
| 65 | 87 |
| 66 | 86 |
| 67 | 94 |
[0,2,3,4,7,7,10,10,10,12,14,15,19,18,19,20,24,24, 28,28,28,29,32,33,35,35,34,34,38,38,45,45,46,45, 47,46,51,51,51,52,57,56,62,61,61,61,67,70,69,69, 69,69,73,74,75,75,76,75,80,80,84,85,88,87,87,86, 94] |