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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 5 |
| 3 | 11 |
| 4 | 47 |
| 5 | 137 |
| 6 | 167 |
| 7 | 317 |
| 8 | 461 |
| 9 | 761 |
| 10 | 977 |
| 11 | 1307 |
| 12 | 1787 |
| 13 | 2111 |
| 14 | 2711 |
| 15 | 3677 |
| 16 | 4457 |
| 17 | 5861 |
| 18 | 7247 |
| 19 | 7457 |
| 20 | 9011 |
| 21 | 10211 |
| 22 | 13397 |
| 23 | 15761 |
| 24 | 17987 |
| 25 | 22511 |
| 26 | 23627 |
| 27 | 43607 |
| 28 | 45677 |
| 29 | 54437 |
| 30 | 56747 |
| 31 | 58511 |
| 32 | 61511 |
| 33 | 63347 |
| 34 | 65837 |
| 35 | 66467 |
| 36 | 79697 |
| 37 | 82487 |
| 38 | 88211 |
| 39 | 90407 |
| 40 | 93377 |
| 41 | 97157 |
| 42 | 108947 |
[2,5,11,47,137,167,317,461,761,977,1307,1787,2111, 2711,3677,4457,5861,7247,7457,9011,10211,13397, 15761,17987,22511,23627,43607,45677,54437,56747, 58511,61511,63347,65837,66467,79697,82487,88211, 90407,93377,97157,108947] |