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: A105037 A139730 A367880 * A012909 A219507 A367878

Adjacent sequences: A013020 A013021 A013022 * A013024 A013025 A013026

KEYWORD

sign

AUTHOR

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

STATUS

approved