A013023 - OEIS

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A013023

sec(sinh(x)+log(x+1))=1+4/2!*x^2-6/3!*x^3+107/4!*x^4-490/5!*x^5...

1, 0, 4, -6, 107, -490, 7684, -65877, 1090337, -13921668, 257455734, -4331216175, 90917175543, -1878247055958, 44731827065384, -1087289104715205, 29180344841087233, -811860199866466216 (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: A213128 A105037 A139730 * A012909 A219507 A012934` `Adjacent sequences: A013020 A013021 A013022 * A013024 A013025 A013026`
	KEYWORD	`sign`
	AUTHOR	`Patrick Demichel (patrick.demichel(AT)hp.com)`
	STATUS	`approved`

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Last modified March 28 19:22 EDT 2023. Contains 361596 sequences. (Running on oeis4.)