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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 3 |
| 3 | 7 |
| 4 | 17 |
| 5 | 59 |
| 6 | 283 |
| 7 | 311 |
| 8 | 383 |
| 9 | 499 |
| 10 | 521 |
| 11 | 541 |
| 12 | 599 |
| 13 | 1193 |
| 14 | 1993 |
| 15 | 2671 |
| 16 | 7547 |
| 17 | 24019 |
| 18 | 46301 |
| 19 | 48121 |
| 20 | 68597 |
| 21 | 91283 |
| 22 | 131497 |
| 23 | 148663 |
| 24 | 184463 |
| 25 | 341233 |
[2,3,7,17,59,283,311,383,499,521,541,599,1193, 1993,2671,7547,24019,46301,48121,68597,91283, 131497,148663,184463,341233] |