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A012096 cosh(arcsin(arctan(x)))=1+1/2!*x^2-3/4!*x^4+69/6!*x^6-2503/8!*x^8... 0

%I

%S 1,1,-3,69,-2503,177481,-18539595,2813939725,-573509386895,

%T 152349815266705,-50966873710838675,20993994712780457685,

%U -10435138367654204994135,6159973489221376775016665

%N cosh(arcsin(arctan(x)))=1+1/2!*x^2-3/4!*x^4+69/6!*x^6-2503/8!*x^8...

%K sign

%O 0,3

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

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Last modified June 26 22:46 EDT 2022. Contains 354885 sequences. (Running on oeis4.)