Expansion of e.g.f. log(1+x)/exp(sinh(x)).

Terms

a(0) =0a(1) =1a(2) =-3a(3) =8a(4) =-28a(5) =119a(6) =-581a(7) =3345a(8) =-22352a(9) =170889a(10) =-1480881a(11) =14361885a(12) =-154177068a(13) =1814792589a(14) =-23230500541a(15) =321160966833