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A013485 tan(cos(x)-sech(x))=-4/4!*x^4+60/6!*x^6-1384/8!*x^8+50520/10!*x^10... 0
-4, 60, -1384, 50520, -3441964, 401162580, -63557233744, 12220394184240, -2791952278560724, 763176800730283500, -250643745125452446904, 98116093958813794548360, -45044453508933100607756284 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..12.

CROSSREFS

Sequence in context: A013486 A013483 A013484 * A324959 A098630 A336637

Adjacent sequences:  A013482 A013483 A013484 * A013486 A013487 A013488

KEYWORD

sign

AUTHOR

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

STATUS

approved

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Last modified October 20 10:43 EDT 2021. Contains 348100 sequences. (Running on oeis4.)