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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 5 |
| 3 | 17 |
| 4 | 23 |
| 5 | 29 |
| 6 | 47 |
| 7 | 83 |
| 8 | 89 |
| 9 | 113 |
| 10 | 137 |
| 11 | 149 |
| 12 | 197 |
| 13 | 359 |
| 14 | 509 |
| 15 | 1997 |
[3,5,17,23,29,47,83,89,113,137,149,197,359,509, 1997] |