arcsinh(arcsin(x)+sin(x))=2*x-8/3!*x^3+298/5!*x^5-29416/7!*x^7...

A012918

arcsinh(arcsin(x)+sin(x))=2*x-8/3!*x^3+298/5!*x^5-29416/7!*x^7...

Terms

    a(0) =2a(1) =-8a(2) =298a(3) =-29416a(4) =5805010a(5) =-1886608616a(6) =917162117818

External references