arcsin(sinh(x)*tan(x))=2/2!*x^2+12/4!*x^4+262/6!*x^6+13272/8!*x^8...

A012546

arcsin(sinh(x)*tan(x))=2/2!*x^2+12/4!*x^4+262/6!*x^6+13272/8!*x^8...

Terms

    a(0) =2a(1) =12a(2) =262a(3) =13272a(4) =1199882a(5) =172207332a(6) =35836412302

External references