%I #10 Jun 22 2015 22:25:16
%S 0,1,-1,-1,6,1,-72,-1,1904,1,-89344,-1,6445824,1,-660602880,-1,
%T 91175548928,1,-16301080281088,-1,3664597991424000,1,
%U -1011727950085619712,-1,336514395583207178240,1,-132722531082033166286848,-1
%N Expansion of log(1+tanh(sin(x))).
%t Log[ 1+Tanh[ Sin[ x ] ] ]
%K sign,easy
%O 0,5
%A _R. H. Hardin_
%E Extended with signs by _Olivier GĂ©rard_, Mar 15 1997
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