285136

Appears in sequences

• Expansion of e.g.f.: exp(arcsin(tan(x)))=1+x+1/2!*x^2+4/3!*x^3+13/4!*x^4+76/5!*x^5...at n=9A012075
• E.g.f.: sinh(arcsin(tan(x)))=x+4/3!*x^3+76/5!*x^5+3424/7!*x^7+285136/9!*x^9...at n=4A012080
• G.f. A(x) satisfies: 1 = Sum_{n=-oo..+oo} (-x)^((n+1)^2) * ((1+x)^n - A(x))^n.at n=8A355154