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!)
A009730 Expansion of tan(x)*cos(tanh(x)). 0

%I #12 Apr 02 2017 12:07:15

%S 1,-1,41,-673,41425,-2148961,225227705,-23880701185,3905967813793,

%T -689701934465089,163751563593866057,-42927084558629732833,

%U 14006383316589639761521,-5072190213708628462141345

%N Expansion of tan(x)*cos(tanh(x)).

%t Tan[ x ]*Cos[ Tanh[ x ] ] (* Odd Part *)

%K sign

%O 0,3

%A _R. H. Hardin_

%E Extended with signs by _Olivier GĂ©rard_, Mar 15 1997

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 April 25 13:01 EDT 2024. Contains 371969 sequences. (Running on oeis4.)