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A012909 sec(arcsin(x)+log(x+1))=1+4/2!*x^2-6/3!*x^3+107/4!*x^4-490/5!*x^5... 0
1, 0, 4, -6, 107, -490, 7780, -66045, 1113185, -14056740, 264337750, -4409272175, 93796875575, -1927625491350, 46373594683000, -1124449061497125, 30408904419466625, -845698069130473000 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..17.

CROSSREFS

Sequence in context: A105037 A139730 A013023 * A219507 A012934 A013165

Adjacent sequences:  A012906 A012907 A012908 * A012910 A012911 A012912

KEYWORD

sign

AUTHOR

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

STATUS

approved

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Last modified July 14 10:04 EDT 2020. Contains 335721 sequences. (Running on oeis4.)