-7590domain: ZAppears in sequencesArctanh(tan(x)+log(x+1)) = 2*x - 1/2!*x^2 + 20/3!*x^3 - 54/4!*x^4 + 1188/5!*x^5 + ...at n=6A012932Expansion of e.g.f.: arctanh(arctanh(x)+log(x+1))=2*x-1/2!*x^2+20/3!*x^3-54/4!*x^4...at n=6A013163