Expansion of log(1+sin(x)*cosh(x)).

Terms

a(0) =0a(1) =1a(2) =-1a(3) =4a(4) =-14a(5) =60a(6) =-376a(7) =2784a(8) =-23344a(9) =225680a(10) =-2467456a(11) =29884864a(12) =-397908224a(13) =5784292800a(14) =-91090625536