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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 7 |
| 3 | 19 |
| 4 | 31 |
| 5 | 37 |
| 6 | 79 |
| 7 | 97 |
| 8 | 157 |
| 9 | 199 |
| 10 | 211 |
| 11 | 229 |
| 12 | 271 |
| 13 | 307 |
| 14 | 331 |
| 15 | 367 |
| 16 | 379 |
| 17 | 439 |
| 18 | 499 |
| 19 | 577 |
| 20 | 601 |
| 21 | 607 |
| 22 | 661 |
| 23 | 727 |
| 24 | 829 |
| 25 | 877 |
| 26 | 967 |
| 27 | 997 |
| 28 | 1009 |
| 29 | 1069 |
| 30 | 1171 |
| 31 | 1279 |
| 32 | 1459 |
| 33 | 1531 |
| 34 | 1609 |
| 35 | 1627 |
| 36 | 1657 |
| 37 | 1759 |
| 38 | 1867 |
| 39 | 2011 |
| 40 | 2029 |
| 41 | 2131 |
| 42 | 2137 |
| 43 | 2311 |
| 44 | 2551 |
| 45 | 2557 |
| 46 | 3037 |
| 47 | 3061 |
| 48 | 3109 |
| 49 | 3169 |
| 50 | 3181 |
[2,7,19,31,37,79,97,157,199,211,229,271,307,331, 367,379,439,499,577,601,607,661,727,829,877,967, 997,1009,1069,1171,1279,1459,1531,1609,1627,1657, 1759,1867,2011,2029,2131,2137,2311,2551,2557,3037, 3061,3109,3169,3181] |