%I #4 Feb 24 2012 12:50:47
%S 1,0,12,0,10640,120960,74771136,4123159040,2129817514240,
%T 315733300850688,176225504731384832,52096908207506505728,
%U 34345862831326069035008,16865198263103149299957760
%N sec(arcsin(x)*sin(x))=1+12/4!*x^4+10640/8!*x^8+120960/10!*x^10...
%K nonn
%O 0,3
%A Patrick Demichel (patrick.demichel(AT)hp.com)
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