%I A013115
%S A013115 1,2,4,16,88,560,4184,37952,398848,4613632,58835456,835257344,
%T A013115 12993783424,217535518720,3911934210560,75654182936576,
%U A013115 1562951627091968,34235182359642112,793328025614454784
%V A013115 1,-2,4,-16,88,-560,4184,-37952,398848,-4613632,58835456,-835257344,
%W A013115 12993783424,-217535518720,3911934210560,-75654182936576,
%X A013115 1562951627091968,-34235182359642112,793328025614454784
%N A013115 log(arcsinh(x)+cos(x))=x-2/2!*x^2+4/3!*x^3-16/4!*x^4+88/5!*x^5...
%Y A013115 Sequence in context: A115125 A000831 A000090 this_sequence A007171 A058136 
               A156335
%Y A013115 Adjacent sequences: A013112 A013113 A013114 this_sequence A013116 A013117 
               A013118
%K A013115 sign
%O A013115 0,2
%A A013115 Patrick Demichel (dml(AT)hpfrcu03.france.hp.com)