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| n | a(n) |
|---|---|
| 1 | 11 |
| 2 | 20 |
| 3 | 21 |
| 4 | 22 |
| 5 | 23 |
| 6 | 24 |
| 7 | 25 |
| 8 | 26 |
| 9 | 27 |
| 10 | 28 |
| 11 | 29 |
| 12 | 212 |
| 13 | 230 |
| 14 | 231 |
| 15 | 232 |
| 16 | 233 |
| 17 | 234 |
| 18 | 235 |
| 19 | 236 |
| 20 | 237 |
| 21 | 238 |
| 22 | 239 |
| 23 | 322 |
| 24 | 2312 |
| 25 | 2340 |
| 26 | 2341 |
| 27 | 2342 |
| 28 | 2343 |
| 29 | 2344 |
| 30 | 2345 |
| 31 | 2346 |
| 32 | 2347 |
| 33 | 2348 |
| 34 | 2349 |
| 35 | 2433 |
| 36 | 4323 |
| 37 | 23412 |
| 38 | 23450 |
| 39 | 23451 |
| 40 | 23452 |
| 41 | 23453 |
| 42 | 23454 |
| 43 | 23455 |
| 44 | 23456 |
| 45 | 23457 |
| 46 | 23458 |
[11,20,21,22,23,24,25,26,27,28,29,212,230,231,232, 233,234,235,236,237,238,239,322,2312,2340,2341, 2342,2343,2344,2345,2346,2347,2348,2349,2433,4323, 23412,23450,23451,23452,23453,23454,23455,23456, 23457,23458] |