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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 3 |
| 3 | 623645 |
| 4 | 124729 |
| 5 | 11339 |
| 6 | 19 |
| 7 | 667 |
| 8 | 29 |
| 9 | 49321 |
| 10 | 1591 |
| 11 | 43 |
| 12 | 146969 |
| 13 | 3127 |
| 14 | 59 |
| 15 | 23569729 |
| 16 | 386389 |
| 17 | 71 |
| 18 | 5767 |
[2,3,623645,124729,11339,19,667,29,49321,1591,43, 146969,3127,59,23569729,386389,71,5767] |