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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 13 |
| 3 | 23 |
| 4 | 113 |
| 5 | 131 |
| 6 | 137 |
| 7 | 1013 |
| 8 | 1031 |
| 9 | 1279 |
| 10 | 1237 |
| 11 | 1973 |
| 12 | 6173 |
| 13 | 10139 |
| 14 | 10193 |
| 15 | 10391 |
| 16 | 10739 |
| 17 | 10937 |
| 18 | 12739 |
| 19 | 12379 |
| 20 | 36137 |
| 21 | 100937 |
| 22 | 101693 |
| 23 | 102931 |
| 24 | 102397 |
| 25 | 103913 |
| 26 | 106319 |
| 27 | 106937 |
| 28 | 109379 |
| 29 | 123479 |
| 30 | 123973 |
| 31 | 125791 |
| 32 | 123719 |
| 33 | 361973 |
| 34 | 852937 |
| 35 | 1006937 |
| 36 | 1019731 |
| 37 | 1023173 |
| 38 | 1021973 |
| 39 | 1024379 |
| 40 | 1027319 |
[2,13,23,113,131,137,1013,1031,1279,1237,1973, 6173,10139,10193,10391,10739,10937,12739,12379, 36137,100937,101693,102931,102397,103913,106319, 106937,109379,123479,123973,125791,123719,361973, 852937,1006937,1019731,1023173,1021973,1024379, 1027319] |