login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A012865 Numerators of coefficients in Taylor series expansion of log(cotan(x)*arcsin(x)). 1
0, -1, -1, 67, 347, 1417, 590267, 35757697, 1103996977, 23018952061163, 328785573754709, 162948371578537, 3427455470023873621, 69202423313396946997, 6142449451071240707, 174086353362000718582994221, 37938502177281712935274975819, 110449470605872394476263205171, 4389621268440117526955711378765711 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,4
LINKS
EXAMPLE
-1/6*x^2-1/60*x^4+67/5670*x^6+347/22680*x^8+1417/103950*x^10+...
CROSSREFS
Cf. A202620.
Sequence in context: A142804 A033242 A013533 * A026911 A142371 A142609
KEYWORD
sign,frac
AUTHOR
Patrick Demichel (patrick.demichel(AT)hp.com)
EXTENSIONS
Corrected by N. J. A. Sloane, Dec 21 2011
STATUS
approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified March 18 22:56 EDT 2024. Contains 370952 sequences. (Running on oeis4.)