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A012338 sec(arcsin(x)*sin(x))=1+12/4!*x^4+10640/8!*x^8+120960/10!*x^10... 0
1, 0, 12, 0, 10640, 120960, 74771136, 4123159040, 2129817514240, 315733300850688, 176225504731384832, 52096908207506505728, 34345862831326069035008, 16865198263103149299957760 (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: A012337 A012339 A012448 * A012453 A284453 A012454

Adjacent sequences: A012335 A012336 A012337 * A012339 A012340 A012341

KEYWORD

nonn

AUTHOR

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

STATUS

approved

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Last modified February 1 08:11 EST 2023. Contains 359982 sequences. (Running on oeis4.)