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

Terms

a(0) =0a(1) =0a(2) =2a(3) =-3a(4) =12a(5) =-40a(6) =118a(7) =21a(8) =-5208a(9) =88416a(10) =-904518a(11) =8456085a(12) =-36204300a(13) =-582795720a(14) =25175931870a(15) =-566080291035