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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 3 |
| 3 | 83 |
| 4 | 86 |
| 5 | 255 |
| 6 | 14366 |
| 7 | 28987 |
| 8 | 43353 |
| 9 | 1199518 |
| 10 | 1242871 |
| 11 | 3685260 |
| 12 | 207617431 |
| 13 | 418920122 |
| 14 | 626537553 |
| 15 | 17335434053 |
| 16 | 17961971606 |
| 17 | 53259377265 |
| 18 | 3000487098446 |
| 19 | 6054233574157 |
| 20 | 9054720672603 |
| 21 | 250531691734438 |
| 22 | 259586412407041 |
| 23 | 769704516548520 |
[1,2,3,83,86,255,14366,28987,43353,1199518, 1242871,3685260,207617431,418920122,626537553, 17335434053,17961971606,53259377265,3000487098446, 6054233574157,9054720672603,250531691734438, 259586412407041,769704516548520] |