tan(arcsin(x)-tanh(x))=3/3!*x^3-7/5!*x^5+497/7!*x^7+18209/9!*x^9...

A013423

tan(arcsin(x)-tanh(x))=3/3!*x^3-7/5!*x^5+497/7!*x^7+18209/9!*x^9...

Terms

    a(0) =3a(1) =-7a(2) =497a(3) =18209a(4) =664697a(5) =249795713a(6) =20788071761

External references