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%I #14 Jun 23 2015 21:39:55
%S 0,1,-1,5,-12,29,-165,993,-7056,58617,-520065,5139485,-56499564,
%T 676947413,-8785333557,122824831353,-1839706861440,29397288124913,
%U -499197383688033,8976479629200565,-170396114982640300,3405066284386654349
%N Expansion of log(1+x)*cosh(sin(x)).
%F a(n) ~ (n-1)! * (-1)^(n+1) * cosh(sin(1)). - _Vaclav Kotesovec_, Jan 23 2015
%t Log[ 1+x ]*Cosh[ Sin[ x ] ]
%t CoefficientList[Series[Cosh[Sin[x]]*Log[1 + x], {x, 0, 20}], x] * Range[0, 20]! (* _Vaclav Kotesovec_, Jan 23 2015 *)
%K sign,easy
%O 0,4
%A _R. H. Hardin_
%E Extended with signs by _Olivier Gérard_, Mar 15 1997