E.g.f. C(x) satisfies: C(x) = (1 - 2*S(x)^2)^(1/4), where S'(x) = C(x)^3 and C'(x) = -S(x) with C(0)=1.
A159600
E.g.f. C(x) satisfies: C(x) = (1 - 2*S(x)^2)^(1/4), where S'(x) = C(x)^3 and C'(x) = -S(x) with C(0)=1.
Terms
- a(0) =1a(1) =-1a(2) =3a(3) =-27a(4) =441a(5) =-11529a(6) =442827a(7) =-23444883a(8) =1636819569a(9) =-145703137041
External references
- oeis: A159600