200409465

Appears in sequences

• exp(arcsin(arcsin(x)))=1+x+1/2!*x^2+3/3!*x^3+9/4!*x^4+49/5!*x^5...at n=12A012063
• cosh(arcsin(arcsin(x)))=1+1/2!*x^2+9/4!*x^4+249/6!*x^6+14129/8!*x^8...at n=6A012072