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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 3 |
| 3 | 5 |
| 4 | 7 |
| 5 | 22 |
| 6 | 33 |
| 7 | 55 |
| 8 | 77 |
| 9 | 735 |
| 10 | 23772 |
| 11 | 73332 |
| 12 | 77322 |
| 13 | 223272 |
| 14 | 232722 |
| 15 | 233772 |
| 16 | 327222 |
| 17 | 333375 |
| 18 | 333732 |
| 19 | 337575 |
| 20 | 337722 |
| 21 | 357735 |
| 22 | 372372 |
| 23 | 375375 |
| 24 | 722232 |
| 25 | 732732 |
| 26 | 735735 |
| 27 | 737772 |
| 28 | 753375 |
| 29 | 773535 |
| 30 | 777735 |
| 31 | 2223732 |
| 32 | 2323272 |
| 33 | 2332722 |
| 34 | 2333772 |
| 35 | 2723322 |
| 36 | 2727732 |
| 37 | 2732772 |
[2,3,5,7,22,33,55,77,735,23772,73332,77322,223272, 232722,233772,327222,333375,333732,337575,337722, 357735,372372,375375,722232,732732,735735,737772, 753375,773535,777735,2223732,2323272,2332722, 2333772,2723322,2727732,2732772] |