Expansion of e.g.f. arctanh(cosh(x) * log(x+1)).

A012761

Expansion of e.g.f. arctanh(cosh(x) * log(x+1)).

Terms

    a(0) =0a(1) =1a(2) =-1a(3) =7a(4) =-24a(5) =203a(6) =-1575a(7) =17869a(8) =-208152a(9) =2978653a(10) =-45883485a(11) =806530811a(12) =-15347080848a(13) =321642878919

External references