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| n | a(n) |
|---|---|
| 1 | 7 |
| 2 | 37 |
| 3 | 97 |
| 4 | 151 |
| 5 | 163 |
| 6 | 181 |
| 7 | 331 |
| 8 | 337 |
| 9 | 487 |
| 10 | 547 |
| 11 | 571 |
| 12 | 643 |
| 13 | 727 |
| 14 | 757 |
| 15 | 967 |
| 16 | 1033 |
| 17 | 1087 |
| 18 | 1093 |
| 19 | 1303 |
| 20 | 1423 |
| 21 | 1471 |
| 22 | 1567 |
| 23 | 1831 |
| 24 | 1987 |
| 25 | 2083 |
| 26 | 2113 |
| 27 | 2221 |
| 28 | 2251 |
| 29 | 2281 |
| 30 | 2671 |
| 31 | 2683 |
| 32 | 3121 |
| 33 | 3187 |
| 34 | 3607 |
| 35 | 3847 |
| 36 | 3931 |
| 37 | 4111 |
| 38 | 4201 |
| 39 | 4447 |
| 40 | 4663 |
| 41 | 4993 |
| 42 | 5023 |
| 43 | 5791 |
| 44 | 6073 |
| 45 | 6343 |
| 46 | 6553 |
[7,37,97,151,163,181,331,337,487,547,571,643,727, 757,967,1033,1087,1093,1303,1423,1471,1567,1831, 1987,2083,2113,2221,2251,2281,2671,2683,3121,3187, 3607,3847,3931,4111,4201,4447,4663,4993,5023,5791, 6073,6343,6553] |