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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 47 |
| 3 | 173 |
| 4 | 277 |
| 5 | 727 |
| 6 | 839 |
| 7 | 929 |
| 8 | 1181 |
| 9 | 1423 |
| 10 | 1447 |
| 11 | 1523 |
| 12 | 1627 |
| 13 | 1811 |
| 14 | 1847 |
| 15 | 1861 |
| 16 | 1973 |
| 17 | 2207 |
| 18 | 2297 |
| 19 | 2423 |
| 20 | 2693 |
| 21 | 3323 |
| 22 | 3701 |
| 23 | 3719 |
| 24 | 3877 |
| 25 | 4327 |
| 26 | 4363 |
| 27 | 4457 |
| 28 | 4673 |
| 29 | 4691 |
| 30 | 4903 |
| 31 | 5227 |
| 32 | 5573 |
| 33 | 5821 |
| 34 | 5927 |
| 35 | 6173 |
| 36 | 6221 |
| 37 | 6323 |
| 38 | 6473 |
| 39 | 6577 |
| 40 | 6653 |
| 41 | 7027 |
| 42 | 7103 |
| 43 | 7477 |
| 44 | 7823 |
[2,47,173,277,727,839,929,1181,1423,1447,1523, 1627,1811,1847,1861,1973,2207,2297,2423,2693,3323, 3701,3719,3877,4327,4363,4457,4673,4691,4903,5227, 5573,5821,5927,6173,6221,6323,6473,6577,6653,7027, 7103,7477,7823] |