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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A012179 sinh(tan(arctanh(x)))=x+5/3!*x^3+121/5!*x^5+6621/7!*x^7+636337/9!*x^9... 0
1, 5, 121, 6621, 636337, 94260341, 19853570985, 5628171840461, 2063430523313761, 949149114720943077, 534861693803619166681, 362197405161801586405565, 290099119826974859032451601 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..12.

CROSSREFS

Sequence in context: A108791 A282271 A179299 * A012026 A012190 A012077

Adjacent sequences:  A012176 A012177 A012178 * A012180 A012181 A012182

KEYWORD

nonn

AUTHOR

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

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 October 21 16:50 EDT 2019. Contains 328302 sequences. (Running on oeis4.)