-517824

Appears in sequences

• Expansion of e.g.f. tan(arctanh(x) * log(x+1)).at n=9A012700
• arctanh(arctanh(x)*log(x+1))=2/2!*x^2-3/3!*x^3+16/4!*x^4-50/5!*x^5...at n=9A012705