login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A013485
tan(cos(x)-sech(x))=-4/4!*x^4+60/6!*x^6-1384/8!*x^8+50520/10!*x^10...
0
-4, 60, -1384, 50520, -3441964, 401162580, -63557233744, 12220394184240, -2791952278560724, 763176800730283500, -250643745125452446904, 98116093958813794548360, -45044453508933100607756284
(
list
;
graph
;
refs
;
listen
;
history
;
text
;
internal format
)
OFFSET
0,1
LINKS
Table of n, a(n) for n=0..12.
CROSSREFS
Sequence in context:
A013486
A013483
A013484
*
A324959
A098630
A336637
Adjacent sequences:
A013482
A013483
A013484
*
A013486
A013487
A013488
KEYWORD
sign
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
|
Recents
The OEIS Community
| Maintained by
The OEIS Foundation Inc.
License Agreements, Terms of Use, Privacy Policy.
.
Last modified May 11 06:34 EDT 2024. Contains 372388 sequences. (Running on oeis4.)