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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 1 |
| 3 | 17 |
| 4 | 331 |
| 5 | 53261 |
| 6 | 24214051 |
| 7 | 52563020861 |
| 8 | 418122854021251 |
| 9 | 13902890226147193085 |
| 10 | 1808970572192153926885891 |
| 11 | 951899710171488635310071333885 |
| 12 | 1992625672714809319380748222257399811 |
| 13 | 16730664443183919857072575998454953999798269 |
| 14 | 561131004848296743814407155757684273574228050976771 |
[1,2,1,17,331,53261,24214051,52563020861, 418122854021251,13902890226147193085, 1808970572192153926885891, 951899710171488635310071333885, 1992625672714809319380748222257399811, 16730664443183919857072575998454953999798269, 56113100484829674381440715575768427357422805097677\ 1] |