E.g.f. satisfies A(x) = exp(x * (1 + x + x^2 + x^3 + x^4) * A(x^5/120)).

A367757

E.g.f. satisfies A(x) = exp(x * (1 + x + x^2 + x^3 + x^4) * A(x^5/120)).

Terms

    a(0) =1a(1) =1a(2) =3a(3) =13a(4) =73a(5) =501a(6) =3337a(7) =27637a(8) =254409a(9) =2557369a(10) =27603631a(11) =313768731a(12) =3905502745a(13) =51573777841a(14) =718307494269

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