Expansion of e.g.f. (sec(x) + tan(x))/(1 + LambertW(-x)).

A306880

Expansion of e.g.f. (sec(x) + tan(x))/(1 + LambertW(-x)).

Terms

    a(0) =1a(1) =2a(2) =7a(3) =44a(4) =401a(5) =4796a(6) =70783a(7) =1240448a(8) =25146113a(9) =578583952a(10) =14892958551a(11) =423979878816

External references