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A013469 exp(cos(x)-cosh(x))=1-2/2!*x^2+12/4!*x^4-122/6!*x^6+1792/8!*x^8... 0
1, -2, 12, -122, 1792, -35282, 889152, -27747722, 1045556992, -46640267042, 2424156352512, -144890071612442, 9849171061952512, -754330752297972722, 64566114865428283392 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..14.

CROSSREFS

Sequence in context: A051782 A048173 A058349 * A246738 A039933 A214223

Adjacent sequences:  A013466 A013467 A013468 * A013470 A013471 A013472

KEYWORD

sign

AUTHOR

Patrick Demichel (patrick.demichel(AT)hp.com)

STATUS

approved

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Last modified March 21 22:19 EDT 2019. Contains 321382 sequences. (Running on oeis4.)