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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 5 |
| 3 | 11 |
| 4 | 13 |
| 5 | 29 |
| 6 | 31 |
| 7 | 47 |
| 8 | 61 |
| 9 | 71 |
| 10 | 409 |
| 11 | 2819 |
| 12 | 4261 |
| 13 | 113819 |
| 14 | 124633 |
| 15 | 236507 |
| 16 | 250693 |
| 17 | 501779 |
| 18 | 886609 |
| 19 | 29089889 |
| 20 | 57721663 |
| 21 | 157320827 |
| 22 | 465327091 |
| 23 | 812828249 |
| 24 | 1530361321 |
[3,5,11,13,29,31,47,61,71,409,2819,4261,113819, 124633,236507,250693,501779,886609,29089889, 57721663,157320827,465327091,812828249,1530361321] |