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Search: id:A133892
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| A133892 |
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E.g.f. satisfies: A(x) = x*(tan(sinh(A(x)))+1). |
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+0
1
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| 0, 1, 2, 6, 36, 360, 4542, 68544, 1226792, 25441920, 598142170, 15713984000, 456391238028, 14521095333888, 502259604707798, 18763725111828480, 752970270575818192, 32301914469949407232, 1475208429063535282482
(list; graph; listen)
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OFFSET
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0,3
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MAPLE
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A:= proc(n) option remember; if n=0 then 0 else convert (series (x* (tan (sinh(A(n-1)))+1), x=0, n+1), polynom) fi end: a:= n-> coeff (A(n), x, n)*n!: seq (a(n), n=0..23);
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CROSSREFS
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Adjacent sequences: A133889 A133890 A133891 this_sequence A133893 A133894 A133895
Sequence in context: A055541 A061302 A133822 this_sequence A089709 A055512 A078973
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KEYWORD
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nonn
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AUTHOR
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Alois P. Heinz (heinz(AT)hs-heilbronn.de), Aug 27 2008
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