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Search: id:A013524
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A013524 tanh(cosec(x)-cotan(x))=x+53/11!*x^11+993/13!*x^13+10799/15!*x^15... +0
1
1, 0, 0, 0, 0, 53, 993, 10799, -73749, -9826550, -393425870, -9111055933, 61133749883, 17593342728245 (list; graph; listen)
OFFSET

0,6
CROSSREFS

Sequence in context: A027007 A142780 A077794 this_sequence A157618 A093982 A091548

Adjacent sequences: A013521 A013522 A013523 this_sequence A013525 A013526 A013527

KEYWORD

sign

AUTHOR

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

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Last modified December 18 21:37 EST 2009. Contains 171024 sequences.

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