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| n | a(n) |
|---|---|
| 1 | 47 |
| 2 | 53 |
| 3 | 101 |
| 4 | 239 |
| 5 | 347 |
| 6 | 353 |
| 7 | 487 |
| 8 | 547 |
| 9 | 647 |
| 10 | 653 |
| 11 | 683 |
| 12 | 719 |
| 13 | 853 |
| 14 | 947 |
| 15 | 953 |
| 16 | 1061 |
| 17 | 1153 |
| 18 | 1213 |
| 19 | 1277 |
| 20 | 1447 |
| 21 | 1453 |
| 22 | 1553 |
| 23 | 1663 |
| 24 | 1669 |
| 25 | 1693 |
| 26 | 1697 |
| 27 | 1747 |
| 28 | 1753 |
| 29 | 1847 |
| 30 | 2053 |
| 31 | 2153 |
| 32 | 2251 |
| 33 | 2347 |
| 34 | 2447 |
| 35 | 2647 |
| 36 | 2659 |
| 37 | 2741 |
| 38 | 2753 |
| 39 | 2887 |
| 40 | 2953 |
| 41 | 3041 |
| 42 | 3253 |
| 43 | 3347 |
| 44 | 3359 |
| 45 | 3433 |
[47,53,101,239,347,353,487,547,647,653,683,719, 853,947,953,1061,1153,1213,1277,1447,1453,1553, 1663,1669,1693,1697,1747,1753,1847,2053,2153,2251, 2347,2447,2647,2659,2741,2753,2887,2953,3041,3253, 3347,3359,3433] |