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A013441 sin(tan(x)-arctan(x))=4/3!*x^3-8/5!*x^5+992/7!*x^7-50304/9!*x^9... 0
4, -8, 992, -50304, 4573952, -738222080, 127954033664, -34953731964928, 10769261343309824, -4380269574963986432, 2085941501322197073920, -1202553346613607891730432, 808239805736578791916961792 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..12.

CROSSREFS

Sequence in context: A177860 A013443 A013442 * A013445 A201386 A009511

Adjacent sequences:  A013438 A013439 A013440 * A013442 A013443 A013444

KEYWORD

sign

AUTHOR

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

STATUS

approved

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Last modified August 4 12:39 EDT 2020. Contains 336201 sequences. (Running on oeis4.)