%I #4 Feb 24 2012 12:50:50
%S 1,0,-1,3,6,-60,0,2310,-10752,-84168,1152240,2453880,-154467192,
%T 797768400,16907851688,-250017997320,-1746679208128,77446551835648,
%U -318565680255360,-18241668233387712,262053618149070080
%N sech(cos(x)*log(x+1))=1-1/2!*x^2+3/3!*x^3+6/4!*x^4-60/5!*x^5...
%K sign
%O 0,4
%A Patrick Demichel (patrick.demichel(AT)hp.com)
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