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| n | a(n) |
|---|---|
| 1 | 7 |
| 2 | 17 |
| 3 | 37 |
| 4 | 47 |
| 5 | 67 |
| 6 | 71 |
| 7 | 73 |
| 8 | 107 |
| 9 | 127 |
| 10 | 137 |
| 11 | 157 |
| 12 | 167 |
| 13 | 173 |
| 14 | 227 |
| 15 | 257 |
| 16 | 271 |
| 17 | 277 |
| 18 | 307 |
| 19 | 317 |
| 20 | 337 |
| 21 | 347 |
| 22 | 367 |
| 23 | 373 |
| 24 | 457 |
| 25 | 467 |
| 26 | 547 |
| 27 | 557 |
| 28 | 571 |
| 29 | 577 |
| 30 | 607 |
| 31 | 617 |
| 32 | 647 |
| 33 | 673 |
| 34 | 677 |
| 35 | 701 |
| 36 | 727 |
| 37 | 733 |
| 38 | 743 |
| 39 | 751 |
| 40 | 757 |
| 41 | 761 |
| 42 | 773 |
| 43 | 1117 |
| 44 | 1171 |
| 45 | 1217 |
| 46 | 1237 |
| 47 | 1277 |
| 48 | 1307 |
| 49 | 1327 |
| 50 | 1367 |
[7,17,37,47,67,71,73,107,127,137,157,167,173,227, 257,271,277,307,317,337,347,367,373,457,467,547, 557,571,577,607,617,647,673,677,701,727,733,743, 751,757,761,773,1117,1171,1217,1237,1277,1307, 1327,1367] |