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Search: id:A013337
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A013337 cosh(exp(x)-sec(x))=1+1/2!*x^2+5/4!*x^4-20/5!*x^5+37/6!*x^6... +0
1
1, 0, 1, 0, 5, -20, 37, -700, 1017, -28584, 83769, -1514040, 9304605, -108745468, 1172343421, -11027747380, 169643707825, -1567659515472, 28786470143025, -295814371937904, 5793951884450549, -69644639946402276 (list; graph; listen)
OFFSET

0,5

CROSSREFS

Sequence in context: A047716 A063110 A044066 this_sequence A031082 A161445 A031304

Adjacent sequences: A013334 A013335 A013336 this_sequence A013338 A013339 A013340

KEYWORD

sign

AUTHOR

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

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Last modified December 8 08:31 EST 2009. Contains 170430 sequences.


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