E.g.f. is reversion of (2(1+x)log(1+x)+x^2+2x)/( (2+x)^2(1+x) ).

A140983

E.g.f. is reversion of (2(1+x)log(1+x)+x^2+2x)/( (2+x)^2(1+x) ).

Terms

    a(0) =1a(1) =3a(2) =17a(3) =145a(4) =1663a(5) =24031a(6) =419521a(7) =8592417a(8) =202069759a(9) =5367258479a(10) =158934860321

External references