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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 5 |
| 3 | 23 |
| 4 | 27 |
| 5 | 73 |
| 6 | 77 |
| 7 | 235 |
| 8 | 523 |
| 9 | 527 |
| 10 | 577 |
| 11 | 723 |
| 12 | 773 |
| 13 | 5223 |
| 14 | 5723 |
| 15 | 5773 |
| 16 | 5777 |
| 17 | 7227 |
| 18 | 27527 |
| 19 | 57927 |
| 20 | 72335 |
| 21 | 75723 |
| 22 | 97773 |
| 23 | 232227 |
| 24 | 232335 |
| 25 | 239227 |
| 26 | 239573 |
| 27 | 522235 |
| 28 | 597773 |
| 29 | 727527 |
| 30 | 757227 |
| 31 | 2322235 |
| 32 | 2357527 |
| 33 | 5232335 |
| 34 | 5723227 |
| 35 | 5775777 |
| 36 | 7597523 |
| 37 | 23522235 |
| 38 | 23922235 |
| 39 | 23923335 |
| 40 | 27797977 |
| 41 | 57755723 |
| 42 | 59377923 |
| 43 | 59799277 |
| 44 | 72755723 |
| 45 | 229255223 |
| 46 | 235357977 |
[3,5,23,27,73,77,235,523,527,577,723,773,5223, 5723,5773,5777,7227,27527,57927,72335,75723,97773, 232227,232335,239227,239573,522235,597773,727527, 757227,2322235,2357527,5232335,5723227,5775777, 7597523,23522235,23922235,23923335,27797977, 57755723,59377923,59799277,72755723,229255223, 235357977] |