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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 4 |
| 3 | 5 |
| 4 | 7 |
| 5 | 142 |
| 6 | 581 |
| 7 | 6127 |
| 8 | 8549 |
| 9 | 12643 |
| 10 | 16999 |
| 11 | 51703 |
| 12 | 57121 |
| 13 | 86833 |
| 14 | 89195 |
| 15 | 92029 |
| 16 | 103039 |
| 17 | 104647 |
| 18 | 112093 |
| 19 | 137317 |
| 20 | 149851 |
| 21 | 218269 |
| 22 | 261883 |
| 23 | 266923 |
| 24 | 323723 |
| 25 | 336273 |
| 26 | 449881 |
| 27 | 505891 |
| 28 | 524371 |
| 29 | 610171 |
| 30 | 617569 |
| 31 | 907873 |
| 32 | 999643 |
| 33 | 1119253 |
| 34 | 1134227 |
| 35 | 1728787 |
| 36 | 1900523 |
| 37 | 2045171 |
[3,4,5,7,142,581,6127,8549,12643,16999,51703, 57121,86833,89195,92029,103039,104647,112093, 137317,149851,218269,261883,266923,323723,336273, 449881,505891,524371,610171,617569,907873,999643, 1119253,1134227,1728787,1900523,2045171] |