E.g.f. satisfies: A(x) = x*(cosh(exp(A(x))-1)).

A133359

E.g.f. satisfies: A(x) = x*(cosh(exp(A(x))-1)).

Terms

    a(0) =0a(1) =1a(2) =0a(3) =3a(4) =12a(5) =100a(6) =1050a(7) =12649a(8) =185752a(9) =3112407a(10) =59052390a(11) =1252912584a(12) =29341892580a(13) =752441547741

External references