L.g.f. L(x) = Sum_{n>=1} a(n)*x^n/n satisfies: exp(L(x)) = 1 + x*exp( Sum_{n>=1} a(n)*exp(L(x^n))*x^n/n ).
A226908
L.g.f. L(x) = Sum_{n>=1} a(n)*x^n/n satisfies: exp(L(x)) = 1 + x*exp( Sum_{n>=1} a(n)*exp(L(x^n))*x^n/n ).
Terms
- a(0) =1a(1) =1a(2) =4a(3) =9a(4) =26a(5) =64a(6) =183a(7) =465a(8) =1282a(9) =3406a(10) =9285a(11) =25044a(12) =68511a(13) =186565a(14) =511559a(15) =1402689a(16) =3858355a(17) =10623592a(18) =29311035a(19) =80957054a(20) =223924131a(21) =619998655a(22) =1718508780a(23) =4767643956a(24) =13238487101a(25) =36788341279a(26) =102306350929a(27) =284699560049a(28) =792766449887
External references
- oeis: A226908