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

Terms

a(0) =0a(1) =1a(2) =-1a(3) =4a(4) =-6a(5) =-7a(6) =135a(7) =-968a(8) =1764a(9) =58669a(10) =-1068885a(11) =10920908a(12) =-41078730a(13) =-1105690419a(14) =31085174939a(15) =-413045671712a(16) =692738905320