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| n | a(n) |
|---|---|
| 1 | 131 |
| 2 | 139 |
| 3 | 179 |
| 4 | 211 |
| 5 | 251 |
| 6 | 419 |
| 7 | 491 |
| 8 | 521 |
| 9 | 569 |
| 10 | 571 |
| 11 | 601 |
| 12 | 641 |
| 13 | 659 |
| 14 | 809 |
| 15 | 859 |
| 16 | 881 |
| 17 | 971 |
| 18 | 1049 |
| 19 | 1091 |
| 20 | 1171 |
| 21 | 1249 |
| 22 | 1291 |
| 23 | 1361 |
| 24 | 1459 |
| 25 | 1481 |
| 26 | 1499 |
| 27 | 1531 |
| 28 | 1609 |
| 29 | 1699 |
| 30 | 1811 |
| 31 | 1889 |
| 32 | 1979 |
| 33 | 2011 |
| 34 | 2081 |
| 35 | 2089 |
| 36 | 2129 |
| 37 | 2131 |
| 38 | 2161 |
| 39 | 2339 |
| 40 | 2441 |
| 41 | 2521 |
| 42 | 2531 |
| 43 | 2539 |
[131,139,179,211,251,419,491,521,569,571,601,641, 659,809,859,881,971,1049,1091,1171,1249,1291,1361, 1459,1481,1499,1531,1609,1699,1811,1889,1979,2011, 2081,2089,2129,2131,2161,2339,2441,2521,2531,2539] |