Expansion of e.g.f. exp(x*G(x)) where G(x) = 1 + x*G(x)^4 is the g.f. of A002293.
A380513
Expansion of e.g.f. exp(x*G(x)) where G(x) = 1 + x*G(x)^4 is the g.f. of A002293.
Terms
- a(0) =1a(1) =1a(2) =3a(3) =31a(4) =649a(5) =20241a(6) =831691a(7) =42281023a(8) =2558247441a(9) =179401012129
External references
- oeis: A380513