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A013477 tanh(cos(x)-cosh(x))=238/6!*x^6-473762/10!*x^10+4544139598/14!*x^14... 0
238, -473762, 4544139598, -133366253033282, 9357776691549409198, -1341930712996828590536162 (list; graph; refs; listen; history; internal format)
OFFSET

0,1

CROSSREFS

Sequence in context: A129124 A124169 A122266 * A013473 A140032 A056086

Adjacent sequences:  A013474 A013475 A013476 * A013478 A013479 A013480

KEYWORD

sign

AUTHOR

Patrick Demichel (dml(AT)hpfrcu03.france.hp.com)

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Last modified February 17 14:48 EST 2012. Contains 206048 sequences.