1543801

Appears in sequences

• Expansion of e.g.f.: exp(arctan(sin(x)))=1+x+1/2!*x^2-2/3!*x^3-11/4!*x^4+16/5!*x^5...at n=10A012185
• cosh(arctan(sin(x)))=1+1/2!*x^2-11/4!*x^4+301/6!*x^6-16631/8!*x^8...at n=5A012192