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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 1 |
| 3 | 1109 |
| 4 | 58370761 |
| 5 | 616967236620839 |
| 6 | 2667424979594724623421841 |
| 7 | 7363013376580445620328429354795257679 |
| 8 | 18165626590057176919253932602358956717053291818375681 |
| 9 | 53130672834302729155813211757017136527240145191602729876485547920535679 |
[1,0,1,1109,58370761,616967236620839, 2667424979594724623421841, 7363013376580445620328429354795257679, 18165626590057176919253932602358956717053291818375\ 681, 53130672834302729155813211757017136527240145191602\ 729876485547920535679] |