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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 6 |
| 3 | 7 |
| 4 | 11 |
| 5 | 12 |
| 6 | 13 |
| 7 | 14 |
| 8 | 15 |
| 9 | 17 |
| 10 | 19 |
| 11 | 22 |
| 12 | 24 |
| 13 | 26 |
| 14 | 27 |
| 15 | 28 |
| 16 | 29 |
| 17 | 30 |
| 18 | 34 |
| 19 | 35 |
| 20 | 38 |
[3,6,7,11,12,13,14,15,17,19,22,24,26,27,28,29,30, 34,35,38] |