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!)
A013063 tanh(sinh(x)+arctan(x))=2*x-17/3!*x^3+617/5!*x^5-48975/7!*x^7... 0

%I #6 Dec 09 2012 17:02:03

%S 2,-17,617,-48975,6737777,-1421214615,425703805529,-171743951533455,

%T 89764180627128673,-58996320723281672103,47619994236282288610313,

%U -46308836140187913937129823,53400247746119449830219271633

%N tanh(sinh(x)+arctan(x))=2*x-17/3!*x^3+617/5!*x^5-48975/7!*x^7...

%t With[{nn=30},Take[CoefficientList[Series[Tanh[Sinh[x]+ArcTan[x]],{x,0,nn}],x]Range[0,nn-1]!,{2,-1,2}]] (* _Harvey P. Dale_, Dec 09 2012 *)

%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 February 28 02:30 EST 2024. Contains 370379 sequences. (Running on oeis4.)