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| n | a(n) |
|---|---|
| 1 | 71 |
| 2 | 431 |
| 3 | 719 |
| 4 | 1511 |
| 5 | 2591 |
| 6 | 4751 |
| 7 | 6551 |
| 8 | 7559 |
| 9 | 9791 |
| 10 | 13679 |
| 11 | 16631 |
| 12 | 21599 |
| 13 | 23399 |
| 14 | 29231 |
| 15 | 31319 |
| 16 | 33479 |
| 17 | 42839 |
| 18 | 47951 |
| 19 | 61991 |
| 20 | 68111 |
| 21 | 95471 |
| 22 | 110879 |
| 23 | 123191 |
| 24 | 131759 |
| 25 | 149759 |
| 26 | 154439 |
| 27 | 159191 |
| 28 | 184031 |
| 29 | 194471 |
| 30 | 199799 |
| 31 | 210671 |
| 32 | 221831 |
| 33 | 227519 |
| 34 | 233279 |
[71,431,719,1511,2591,4751,6551,7559,9791,13679, 16631,21599,23399,29231,31319,33479,42839,47951, 61991,68111,95471,110879,123191,131759,149759, 154439,159191,184031,194471,199799,210671,221831, 227519,233279] |