login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A013223 Expansion of e.g.f. arcsin(log(x+1) - arcsin(x)). 0
0, 0, -1, 1, -6, 15, -135, 600, -6580, 42805, -554085, 4837050, -72076950, 796427775, -13416518115, 180272874600, -3389491521000, 53781169937625, -1117482909042825, 20474457815886750, -466428359492228250 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,5

LINKS

Table of n, a(n) for n=0..20.

EXAMPLE

-1/2!*x^2 + 1/3!*x^3 - 6/4!*x^4 + 15/5!*x^5 ...

CROSSREFS

Sequence in context: A056317 A129421 A013227 * A219289 A199224 A013224

Adjacent sequences:  A013220 A013221 A013222 * A013224 A013225 A013226

KEYWORD

sign

AUTHOR

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

EXTENSIONS

a(0)=a(1)=0 inserted and title improved by Sean A. Irvine, Aug 01 2018

STATUS

approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 20 12:33 EDT 2019. Contains 323422 sequences. (Running on oeis4.)