Expansion of e.g.f. 1 - LambertW(-log(1+x))*(2 + LambertW(-log(1+x)))/2.
A323619
Expansion of e.g.f. 1 - LambertW(-log(1+x))*(2 + LambertW(-log(1+x)))/2.
Terms
- a(0) =1a(1) =1a(2) =0a(3) =2a(4) =3a(5) =44a(6) =260a(7) =3534a(8) =40796a(9) =658440a(10) =11066184a(11) =220005840a(12) =4750650432a(13) =114430365048
External references
- oeis: A323619