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A012408 exp(arctan(x)*exp(x))=1+x+3/2!*x^2+8/3!*x^3+25/4!*x^4+100/5!*x^5... 0

%I

%S 1,1,3,8,25,100,465,2186,10273,58568,428193,2778382,11360177,71102044,

%T 1639157169,15866637762,-85280723135,-1590866608240,41214840121921,

%U 683822331420054,-11338214469525167

%N exp(arctan(x)*exp(x))=1+x+3/2!*x^2+8/3!*x^3+25/4!*x^4+100/5!*x^5...

%K sign

%O 0,3

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

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Last modified September 19 03:31 EDT 2021. Contains 347550 sequences. (Running on oeis4.)