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

 Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 59th year, we have over 358,000 sequences, and we’ve crossed 10,300 citations (which often say “discovered thanks to the OEIS”). Other ways to Give
 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A012854 Numerators of coefficients in Taylor series expansion of log(cosec(x)*log(x+1)). 1
 0, -1, 3, -1, 89, -19, 61, -751, 214157, -2857, 2440391, -434293, 4786462007, -8181904909, 1166310802697, -5044289, 1618597982932877, -5026792806787, 3508902074919929, -69028763155644023, 739712409650680415009, -1022779523247467, 133929790442712217763, -750218743980105669781, 129849827600028451700919961 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,3 LINKS EXAMPLE -1/2*x+3/8*x^2-1/8*x^3+89/960*x^4-19/288*x^5+61/1152*x^6-751/17280*x^7+214157/5806080*x^8- 2857/89600*x^9+2440391/87091200*x^10 +... MAPLE t1:=log(csc(x)*log(x+1)); t2:=series(t1, x, 30); t3:=seriestolist(t2); t4:=map(numer, t3); t5:=map(denom, t3); lprint(t2); CROSSREFS Cf. A202379. Sequence in context: A213069 A266277 A016482 * A331778 A241191 A352232 Adjacent sequences:  A012851 A012852 A012853 * A012855 A012856 A012857 KEYWORD sign,frac AUTHOR Patrick Demichel (patrick.demichel(AT)hp.com) EXTENSIONS Corrected by N. J. A. Sloane, Dec 18 2011, based on discussions on the Sequence Fans Mailing List, Dec 13-17 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.

Last modified November 26 09:55 EST 2022. Contains 358354 sequences. (Running on oeis4.)