A013093 arcsin(arcsinh(x)+tan(x))=2*x+9/3!*x^3+353/5!*x^5+36127/7!*x^7...

2, 9, 353, 36127, 7419689, 2519219307, 1280747887365, 909855771741087, 860921603373531569, 1046563741920342113683, 1589442687608631843671261, 2949181123861547205884282919, 6564606761141895501409883816841