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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 4 |
| 4 | 6 |
| 5 | 7 |
| 6 | 9 |
| 7 | 11 |
| 8 | 12 |
| 9 | 13 |
| 10 | 15 |
| 11 | 17 |
| 12 | 18 |
| 13 | 20 |
| 14 | 22 |
| 15 | 23 |
| 16 | 25 |
| 17 | 27 |
| 18 | 29 |
| 19 | 30 |
| 20 | 32 |
| 21 | 34 |
| 22 | 35 |
| 23 | 37 |
| 24 | 39 |
| 25 | 41 |
| 26 | 42 |
| 27 | 44 |
| 28 | 46 |
| 29 | 47 |
| 30 | 49 |
| 31 | 51 |
| 32 | 52 |
| 33 | 54 |
| 34 | 56 |
| 35 | 58 |
| 36 | 59 |
| 37 | 61 |
| 38 | 63 |
| 39 | 64 |
| 40 | 66 |
| 41 | 68 |
| 42 | 70 |
| 43 | 71 |
| 44 | 73 |
| 45 | 75 |
| 46 | 76 |
| 47 | 78 |
| 48 | 80 |
| 49 | 81 |
| 50 | 82 |
| 51 | 84 |
| 52 | 86 |
| 53 | 87 |
| 54 | 89 |
| 55 | 91 |
| 56 | 92 |
| 57 | 94 |
| 58 | 96 |
| 59 | 98 |
| 60 | 99 |
| 61 | 101 |
| 62 | 103 |
| 63 | 104 |
| 64 | 106 |
| 65 | 108 |
[1,2,4,6,7,9,11,12,13,15,17,18,20,22,23,25,27,29, 30,32,34,35,37,39,41,42,44,46,47,49,51,52,54,56, 58,59,61,63,64,66,68,70,71,73,75,76,78,80,81,82, 84,86,87,89,91,92,94,96,98,99,101,103,104,106,108] |