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| n | a(n) |
|---|---|
| 1 | 7874 |
| 2 | 8074 |
| 3 | 8114 |
| 4 | 8122 |
| 5 | 9074 |
| 6 | 9114 |
| 7 | 9122 |
| 8 | 9314 |
| 9 | 9322 |
| 10 | 9362 |
| 11 | 14074 |
| 12 | 14114 |
| 13 | 14122 |
| 14 | 14314 |
| 15 | 14322 |
| 16 | 14362 |
| 17 | 15314 |
| 18 | 15322 |
| 19 | 15362 |
| 20 | 15562 |
| 21 | 23499 |
| 22 | 23699 |
| 23 | 23739 |
| 24 | 23747 |
| 25 | 24699 |
| 26 | 24739 |
| 27 | 24747 |
| 28 | 24939 |
| 29 | 24947 |
| 30 | 24987 |
| 31 | 29699 |
| 32 | 29739 |
[7874,8074,8114,8122,9074,9114,9122,9314,9322, 9362,14074,14114,14122,14314,14322,14362,15314, 15322,15362,15562,23499,23699,23739,23747,24699, 24739,24747,24939,24947,24987,29699,29739] |