tan(sin(x)-tanh(x))=1/3!*x^3-15/5!*x^5+271/7!*x^7-7375/9!*x^9...

A013381

tan(sin(x)-tanh(x))=1/3!*x^3-15/5!*x^5+271/7!*x^7-7375/9!*x^9...

Terms

    a(0) =1a(1) =-15a(2) =271a(3) =-7375a(4) =215191a(5) =3148665a(6) =-2649191089a(7) =649131707105

External references