E.g.f. A(x) satisfies A(x) = exp(x / (1 - x*A(x))^2) / (1 - x*A(x)).
A380719
E.g.f. A(x) satisfies A(x) = exp(x / (1 - x*A(x))^2) / (1 - x*A(x)).
Terms
- a(0) =1a(1) =2a(2) =13a(3) =157a(4) =2817a(5) =67541a(6) =2033293a(7) =73793399a(8) =3137724033a(9) =153046171657
External references
- oeis: A380719