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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 5 |
| 3 | 7 |
| 4 | 11 |
| 5 | 17 |
| 6 | 19 |
| 7 | 41 |
| 8 | 53 |
| 9 | 109 |
| 10 | 167 |
| 11 | 2207 |
| 12 | 3623 |
| 13 | 5059 |
| 14 | 5471 |
| 15 | 7949 |
| 16 | 21211 |
| 17 | 32993 |
| 18 | 60251 |
[3,5,7,11,17,19,41,53,109,167,2207,3623,5059,5471, 7949,21211,32993,60251] |