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!)
A012370 arcsinh(tan(x)*sin(x))=2/2!*x^2+4/4!*x^4-58/6!*x^6-1976/8!*x^8... 0

%I #6 Mar 06 2019 11:27:36

%S 2,4,-58,-1976,116042,17175244,-594271858,-470273780336,

%T -11672416091758,34320709687067284,5944386529990688342,

%U -5070047337737884665896,-2469435785086687214539558

%N arcsinh(tan(x)*sin(x))=2/2!*x^2+4/4!*x^4-58/6!*x^6-1976/8!*x^8...

%t With[{nn=30},Take[CoefficientList[Series[ArcSinh[Tan[x]Sin[x]],{x,0,nn}],x] Range[0,nn]!,{3,-1,2}]] (* _Harvey P. Dale_, Mar 06 2019 *)

%K sign

%O 0,1

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

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 September 15 19:46 EDT 2024. Contains 375954 sequences. (Running on oeis4.)