Search: id:A009141
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%I A009141
%S A009141 1,0,1,3,8,20,16,504,7988,98064,1148444,13529780,163362904,2034844032,
%T A009141 26171589352,346739305080,4707342441904,64916998981504,
%U A009141 896227413179888,12056914630083024,148732421110480064
%V A009141 1,0,1,-3,8,-20,16,504,-7988,98064,-1148444,13529780,-163362904,2034844032,
%W A009141 -26171589352,346739305080,-4707342441904,64916998981504,
%X A009141 -896227413179888,12056914630083024,-148732421110480064
%N A009141 Expansion of cosh(sin(ln(1+x))).
%t A009141 Cosh[ Sin[ Log[ 1+x ] ] ]
%Y A009141 Sequence in context: A151347 A047093 A060305 this_sequence A090069 A027299 
               A143785
%Y A009141 Adjacent sequences: A009138 A009139 A009140 this_sequence A009142 A009143 
               A009144
%K A009141 sign,easy
%O A009141 0,4
%A A009141 R. H. Hardin (rhhardin(AT)att.net)
%E A009141 Extended with signs Mar 15 1997 by Olivier Gerard.

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