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| n | a(n) |
|---|---|
| 1 | 5 |
| 2 | 7 |
| 3 | 11 |
| 4 | 13 |
| 5 | 17 |
| 6 | 31 |
| 7 | 37 |
| 8 | 41 |
| 9 | 53 |
| 10 | 79 |
| 11 | 107 |
| 12 | 199 |
| 13 | 233 |
| 14 | 239 |
| 15 | 311 |
| 16 | 331 |
| 17 | 337 |
| 18 | 389 |
| 19 | 463 |
| 20 | 523 |
| 21 | 541 |
| 22 | 547 |
| 23 | 557 |
| 24 | 563 |
| 25 | 577 |
| 26 | 677 |
| 27 | 769 |
| 28 | 853 |
| 29 | 937 |
| 30 | 971 |
| 31 | 1009 |
| 32 | 1021 |
| 33 | 1033 |
| 34 | 1049 |
| 35 | 1061 |
| 36 | 1201 |
| 37 | 1237 |
| 38 | 1291 |
| 39 | 1307 |
| 40 | 1361 |
| 41 | 1427 |
| 42 | 1453 |
| 43 | 1543 |
| 44 | 1657 |
| 45 | 1699 |
| 46 | 1723 |
| 47 | 1747 |
| 48 | 1753 |
| 49 | 1759 |
| 50 | 1787 |
| 51 | 1801 |
| 52 | 1811 |
| 53 | 1861 |
| 54 | 1877 |
| 55 | 1997 |
| 56 | 1999 |
[5,7,11,13,17,31,37,41,53,79,107,199,233,239,311, 331,337,389,463,523,541,547,557,563,577,677,769, 853,937,971,1009,1021,1033,1049,1061,1201,1237, 1291,1307,1361,1427,1453,1543,1657,1699,1723,1747, 1753,1759,1787,1801,1811,1861,1877,1997,1999] |