E.g.f. A(x) satisfies A(x) = 1/( 1 - sinh(x) * A(x)^3 ).

A381429

E.g.f. A(x) satisfies A(x) = 1/( 1 - sinh(x) * A(x)^3 ).

Terms

    a(0) =1a(1) =1a(2) =8a(3) =133a(4) =3392a(5) =117601a(6) =5167808a(7) =275334613a(8) =17250670592

External references