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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 4 |
| 4 | 5 |
| 5 | 7 |
| 6 | 8 |
| 7 | 11 |
| 8 | 14 |
| 9 | 17 |
| 10 | 22 |
| 11 | 25 |
| 12 | 28 |
| 13 | 41 |
| 14 | 44 |
| 15 | 47 |
| 16 | 52 |
| 17 | 55 |
| 18 | 58 |
| 19 | 71 |
| 20 | 74 |
| 21 | 77 |
| 22 | 82 |
| 23 | 85 |
| 24 | 88 |
[1,2,4,5,7,8,11,14,17,22,25,28,41,44,47,52,55,58, 71,74,77,82,85,88] |