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A012037 arctan(sin(arcsinh(x)))=x-4/3!*x^3+84/5!*x^5-4320/7!*x^7+410640/9!*x^9... 0

%I

%S 1,-4,84,-4320,410640,-62424000,13882209600,-4250758886400,

%T 1715097849504000,-881945575315584000,563062441711086720000,

%U -436991853893041873920000,405186856780938968885760000

%N arctan(sin(arcsinh(x)))=x-4/3!*x^3+84/5!*x^5-4320/7!*x^7+410640/9!*x^9...

%K sign

%O 0,2

%A Patrick Demichel (patrick.demichel(AT)hp.com)

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Last modified May 26 20:51 EDT 2022. Contains 354092 sequences. (Running on oeis4.)