E.g.f. A(x) satisfies A(x) = exp( x*A(x)*(A(x) + A(w*x) + A(w^2*x))/3 ), where w = exp(2*Pi*i/3).
A385692
E.g.f. A(x) satisfies A(x) = exp( x*A(x)*(A(x) + A(w*x) + A(w^2*x))/3 ), where w = exp(2*Pi*i/3).
Terms
- a(0) =1a(1) =1a(2) =3a(3) =16a(4) =189a(5) =2256a(6) =32167a(7) =767313a(8) =16423185a(9) =385872832a(10) =13923826371a(11) =431494792224
External references
- oeis: A385692