sinh(arctanh(x)*cos(x))=x+504/7!*x^7+24384/9!*x^9+2375296/11!*x^11...

A012744

sinh(arctanh(x)*cos(x))=x+504/7!*x^7+24384/9!*x^9+2375296/11!*x^11...

Terms

    a(0) =1a(1) =0a(2) =0a(3) =504a(4) =24384a(5) =2375296a(6) =338479232a(7) =64501554688

External references