%I A013190
%S A013190 1,0,2,8,12,48,432,2112,10000,14080,1500512,17517568,18269760,
%T A013190 1666201600,16350361856,45064462336,922523568384,4131436888064,
%U A013190 990634832194048,21402743134224384,92553699220882432
%V A013190 1,0,-2,8,-12,-48,432,-2112,10000,14080,-1500512,17517568,-18269760,
%W A013190 -1666201600,16350361856,-45064462336,922523568384,-4131436888064,
%X A013190 -990634832194048,21402743134224384,92553699220882432
%N A013190 log(cosh(x)+arcsinh(x))=x-2/3!*x^3+8/4!*x^4-12/5!*x^5-48/6!*x^6...
%Y A013190 Sequence in context: A143231 A104039 A083546 this_sequence A126192 A066471 
               A001229
%Y A013190 Adjacent sequences: A013187 A013188 A013189 this_sequence A013191 A013192 
               A013193
%K A013190 sign
%O A013190 0,3
%A A013190 Patrick Demichel (dml(AT)hpfrcu03.france.hp.com)