| n | a(n) |
|---|---|
| 1 | 7 |
| 2 | 13 |
| 3 | 19 |
| 4 | 29 |
| 5 | 37 |
| 6 | 43 |
| 7 | 53 |
| 8 | 71 |
| 9 | 79 |
| 10 | 89 |
| 11 | 101 |
| 12 | 107 |
| 13 | 113 |
| 14 | 131 |
| 15 | 163 |
| 16 | 173 |
| 17 | 223 |
| 18 | 229 |
| 19 | 239 |
| 20 | 251 |
| 21 | 383 |
| 22 | 443 |
| 23 | 1811 |
| 24 | 1871 |
| 25 | 1877 |
| 26 | 1889 |
| 27 | 608981812613 |
| 28 | 608981812667 |
| 29 | 608981812891 |
| 30 | 608981812951 |
| 31 | 608981812993 |
| 32 | 608981813929 |
| 33 | 608981813941 |
| 34 | 608981814019 |
| 35 | 608981814173 |
[7,13,19,29,37,43,53,71,79,89,101,107,113,131,163, 173,223,229,239,251,383,443,1811,1871,1877,1889, 608981812613,608981812667,608981812891, 608981812951,608981812993,608981813929, 608981813941,608981814019,608981814173] |