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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 31 |
| 3 | 911 |
| 4 | 929 |
| 5 | 941 |
| 6 | 997 |
| 7 | 1013 |
| 8 | 4273 |
| 9 | 4289 |
| 10 | 8171 |
| 11 | 13171 |
| 12 | 20233 |
| 13 | 20261 |
| 14 | 57139 |
| 15 | 123637 |
| 16 | 229631 |
| 17 | 278609 |
| 18 | 278689 |
| 19 | 328277 |
| 20 | 526213 |
| 21 | 611213 |
| 22 | 703267 |
| 23 | 906229 |
| 24 | 1287479 |
| 25 | 1287623 |
| 26 | 1290031 |
| 27 | 1442549 |
| 28 | 1442723 |
| 29 | 1443257 |
| 30 | 1443311 |
| 31 | 1443383 |
| 32 | 1948343 |
| 33 | 1948669 |
| 34 | 2361899 |
| 35 | 3331093 |
[2,31,911,929,941,997,1013,4273,4289,8171,13171, 20233,20261,57139,123637,229631,278609,278689, 328277,526213,611213,703267,906229,1287479, 1287623,1290031,1442549,1442723,1443257,1443311, 1443383,1948343,1948669,2361899,3331093] |