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A012373 sec(tan(x)*sin(x))=1+12/4!*x^4+120/6!*x^6+12432/8!*x^8... 0
1, 0, 12, 120, 12432, 680640, 102772032, 14295765120, 3342487648512, 854980598876160, 298224965387983872, 119257847834622351360, 59074248780911484506112, 33687669462151354934968320 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..13.

CROSSREFS

Sequence in context: A012563 A301898 A012441 * A012620 A012564 A012442

Adjacent sequences:  A012370 A012371 A012372 * A012374 A012375 A012376

KEYWORD

nonn

AUTHOR

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

STATUS

approved

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Last modified April 4 21:24 EDT 2020. Contains 333238 sequences. (Running on oeis4.)