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| n | a(n) |
|---|---|
| 1 | 9 |
| 2 | 19 |
| 3 | 37 |
| 4 | 77 |
| 5 | 81 |
| 6 | 149 |
| 7 | 163 |
| 8 | 309 |
| 9 | 321 |
| 10 | 325 |
| 11 | 331 |
| 12 | 597 |
| 13 | 625 |
| 14 | 643 |
| 15 | 653 |
| 16 | 663 |
| 17 | 713 |
| 18 | 715 |
| 19 | 1237 |
| 20 | 1251 |
| 21 | 1285 |
| 22 | 1301 |
| 23 | 1313 |
| 24 | 1325 |
| 25 | 1339 |
| 26 | 1425 |
| 27 | 1427 |
| 28 | 1431 |
| 29 | 1433 |
| 30 | 2389 |
| 31 | 2501 |
| 32 | 2573 |
| 33 | 2577 |
| 34 | 2613 |
| 35 | 2625 |
| 36 | 2627 |
| 37 | 2653 |
| 38 | 2679 |
| 39 | 2695 |
| 40 | 2851 |
| 41 | 2853 |
| 42 | 2861 |
| 43 | 2865 |
| 44 | 2867 |
| 45 | 4949 |
| 46 | 5005 |
| 47 | 5141 |
[9,19,37,77,81,149,163,309,321,325,331,597,625, 643,653,663,713,715,1237,1251,1285,1301,1313,1325, 1339,1425,1427,1431,1433,2389,2501,2573,2577,2613, 2625,2627,2653,2679,2695,2851,2853,2861,2865,2867, 4949,5005,5141] |