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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 7 |
| 3 | 13 |
| 4 | 17 |
| 5 | 23 |
| 6 | 27 |
| 7 | 33 |
| 8 | 37 |
| 9 | 43 |
| 10 | 47 |
| 11 | 53 |
| 12 | 57 |
| 13 | 63 |
| 14 | 67 |
| 15 | 73 |
| 16 | 77 |
| 17 | 83 |
| 18 | 87 |
| 19 | 93 |
[3,7,13,17,23,27,33,37,43,47,53,57,63,67,73,77,83, 87,93] |