E.g.f. A(x) satisfies A(x) = 1 + x*A(x)^3 * cosh(x*A(x)^3).

A381448

E.g.f. A(x) satisfies A(x) = 1 + x*A(x)^3 * cosh(x*A(x)^3).

Terms

    a(0) =1a(1) =1a(2) =6a(3) =75a(4) =1464a(5) =39065a(6) =1324080a(7) =54460987a(8) =2635269504a(9) =146681897553

External references