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

 

Logo

Annual Appeal: Please make a donation (tax deductible in USA) to keep the OEIS running. Over 5000 articles have referenced us, often saying "we discovered this result with the help of the OEIS".

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A009579 Expansion of sinh(log(1+x)*cos(x)). 0
0, 1, -1, 0, -6, 15, -15, 504, -5012, 36669, -355365, 3899896, -44013354, 548524067, -7497410011, 109307996368, -1698988986120, 28143721400537, -494300504000457, 9172649636106320, -179395936412579630, 3688055603972525047 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,5

LINKS

Table of n, a(n) for n=0..21.

MATHEMATICA

Sinh[ Log[ 1+x ]*Cos[ x ] ]

CROSSREFS

Sequence in context: A205132 A199223 A199094 * A114812 A158338 A139204

Adjacent sequences:  A009576 A009577 A009578 * A009580 A009581 A009582

KEYWORD

sign,easy

AUTHOR

R. H. Hardin

EXTENSIONS

Extended with signs by Olivier Gérard, Mar 15 1997

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 | More pages
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy .

Last modified December 10 22:40 EST 2016. Contains 279021 sequences.