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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 11 |
| 4 | 27 |
| 5 | 111 |
| 6 | 139 |
| 7 | 173 |
| 8 | 177 |
| 9 | 373 |
| 10 | 1139 |
| 11 | 1339 |
| 12 | 1927 |
| 13 | 2777 |
| 14 | 3373 |
| 15 | 11123 |
| 16 | 13123 |
| 17 | 17123 |
| 18 | 17923 |
| 19 | 17927 |
| 20 | 19777 |
| 21 | 27927 |
| 22 | 117123 |
| 23 | 133123 |
| 24 | 173139 |
| 25 | 193373 |
| 26 | 199277 |
| 27 | 279177 |
| 28 | 312911 |
| 29 | 373139 |
| 30 | 1127927 |
| 31 | 1131339 |
| 32 | 1312239 |
| 33 | 1392739 |
| 34 | 1712373 |
| 35 | 1771777 |
| 36 | 1771923 |
| 37 | 1792739 |
| 38 | 1799277 |
| 39 | 1933177 |
| 40 | 1977911 |
| 41 | 1977923 |
| 42 | 1993223 |
| 43 | 1997927 |
| 44 | 2792739 |
| 45 | 3731927 |
| 46 | 11122939 |
[1,3,11,27,111,139,173,177,373,1139,1339,1927, 2777,3373,11123,13123,17123,17923,17927,19777, 27927,117123,133123,173139,193373,199277,279177, 312911,373139,1127927,1131339,1312239,1392739, 1712373,1771777,1771923,1792739,1799277,1933177, 1977911,1977923,1993223,1997927,2792739,3731927, 11122939] |