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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 6 |
| 5 | 7 |
| 6 | 15 |
| 7 | 23 |
| 8 | 39 |
| 9 | 42 |
| 10 | 43 |
| 11 | 115 |
| 12 | 223 |
| 13 | 231 |
| 14 | 239 |
| 15 | 474 |
| 16 | 719 |
| 17 | 1367 |
| 18 | 1403 |
| 19 | 1406 |
| 20 | 1407 |
| 21 | 1410 |
| 22 | 1411 |
| 23 | 1419 |
| 24 | 1646 |
| 25 | 1659 |
| 26 | 1662 |
| 27 | 1663 |
| 28 | 3423 |
| 29 | 8810 |
| 30 | 8818 |
| 31 | 8819 |
| 32 | 8822 |
| 33 | 8823 |
| 34 | 8915 |
| 35 | 9239 |
| 36 | 9242 |
[1,2,3,6,7,15,23,39,42,43,115,223,231,239,474,719, 1367,1403,1406,1407,1410,1411,1419,1646,1659,1662, 1663,3423,8810,8818,8819,8822,8823,8915,9239,9242] |