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| n | a(n) |
|---|---|
| 1 | 101 |
| 2 | 131 |
| 3 | 151 |
| 4 | 181 |
| 5 | 191 |
| 6 | 313 |
| 7 | 353 |
| 8 | 373 |
| 9 | 383 |
| 10 | 727 |
| 11 | 757 |
| 12 | 787 |
| 13 | 797 |
| 14 | 919 |
| 15 | 929 |
| 16 | 11311 |
| 17 | 11411 |
| 18 | 33533 |
| 19 | 77377 |
| 20 | 77477 |
| 21 | 77977 |
| 22 | 1114111 |
| 23 | 1117111 |
| 24 | 3331333 |
| 25 | 3337333 |
| 26 | 7772777 |
| 27 | 7774777 |
| 28 | 7778777 |
| 29 | 111181111 |
| 30 | 111191111 |
| 31 | 777767777 |
| 32 | 77777677777 |
| 33 | 99999199999 |
| 34 | 1111118111111 |
[101,131,151,181,191,313,353,373,383,727,757,787, 797,919,929,11311,11411,33533,77377,77477,77977, 1114111,1117111,3331333,3337333,7772777,7774777, 7778777,111181111,111191111,777767777,77777677777, 99999199999,1111118111111] |