%I A013477
%S A013477 238,473762,4544139598,133366253033282,9357776691549409198,
%T A013477 1341930712996828590536162
%V A013477 238,-473762,4544139598,-133366253033282,9357776691549409198,
%W A013477 -1341930712996828590536162
%N A013477 tanh(cos(x)-cosh(x))=238/6!*x^6-473762/10!*x^10+4544139598/14!*x^14...
%Y A013477 Sequence in context: A129124 A124169 A122266 this_sequence A013473 A140032 
               A056086
%Y A013477 Adjacent sequences: A013474 A013475 A013476 this_sequence A013478 A013479 
               A013480
%K A013477 sign
%O A013477 0,1
%A A013477 Patrick Demichel (dml(AT)hpfrcu03.france.hp.com)