E.g.f. satisfies A(x) = exp( x/(1-x)^2 * A(x)^2 ).

A362776

E.g.f. satisfies A(x) = exp( x/(1-x)^2 * A(x)^2 ).

Terms

    a(0) =1a(1) =1a(2) =9a(3) =127a(4) =2601a(5) =70981a(6) =2433673a(7) =100697787a(8) =4886085137a(9) =272168650441

External references