E.g.f. satisfies A(x) = (1 + (exp(x) - 1) * A(x))^2.
A377716
E.g.f. satisfies A(x) = (1 + (exp(x) - 1) * A(x))^2.
Terms
- a(0) =1a(1) =2a(2) =12a(3) =116a(4) =1584a(5) =28172a(6) =619872a(7) =16289996a(8) =498428544a(9) =17417438252a(10) =684759380832
External references
- oeis: A377716