E.g.f. satisfies A(x) = exp(x) * (1 + x * A(x))^2.
A377740
E.g.f. satisfies A(x) = exp(x) * (1 + x * A(x))^2.
Terms
- a(0) =1a(1) =3a(2) =19a(3) =199a(4) =2957a(5) =57341a(6) =1377175a(7) =39531927a(8) =1321803705a(9) =50491876825
External references
- oeis: A377740