exp(arctan(x)*sin(x))=1+2/2!*x^2-50/6!*x^6+56/8!*x^8+27178/10!*x^10...

A012420

exp(arctan(x)*sin(x))=1+2/2!*x^2-50/6!*x^6+56/8!*x^8+27178/10!*x^10...

Terms

    a(0) =1a(1) =2a(2) =0a(3) =-50a(4) =56a(5) =27178a(6) =-2358884a(7) =320163870a(8) =-64993423408

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