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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 5 |
| 3 | 53 |
| 4 | 353 |
| 5 | 563 |
| 6 | 653 |
| 7 | 3533 |
| 8 | 5333 |
| 9 | 5563 |
| 10 | 5653 |
| 11 | 6353 |
| 12 | 6553 |
| 13 | 6563 |
| 14 | 6653 |
| 15 | 33353 |
| 16 | 33533 |
| 17 | 33563 |
| 18 | 35353 |
| 19 | 35363 |
| 20 | 35533 |
| 21 | 36353 |
| 22 | 36563 |
| 23 | 36653 |
| 24 | 53353 |
| 25 | 53633 |
| 26 | 53653 |
| 27 | 55333 |
| 28 | 55633 |
| 29 | 55663 |
| 30 | 56333 |
| 31 | 56533 |
| 32 | 56633 |
| 33 | 56663 |
| 34 | 63353 |
| 35 | 63533 |
| 36 | 65353 |
| 37 | 65563 |
| 38 | 65633 |
| 39 | 66533 |
| 40 | 66553 |
[3,5,53,353,563,653,3533,5333,5563,5653,6353,6553, 6563,6653,33353,33533,33563,35353,35363,35533, 36353,36563,36653,53353,53633,53653,55333,55633, 55663,56333,56533,56633,56663,63353,63533,65353, 65563,65633,66533,66553] |