Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A009583
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A009583 Expansion of sinh(ln(1+x)/cosh(x)). +0
1
0, 1, -1, 0, -6, 35, -75, 784, -10052, 61221, -392445, 6267976, -85062714, 868090431, -10957052015, 185215163288, -2957955829800, 45586843784873, -803382792009849, 15611619063139568, -304944064099178510 (list; graph; listen)
OFFSET

0,5

MATHEMATICA

Sinh[ Log[ 1+x ]/Cosh[ x ] ]

CROSSREFS

Sequence in context: A003423 A145000 A046025 this_sequence A033578 A101077 A094952

Adjacent sequences: A009580 A009581 A009582 this_sequence A009584 A009585 A009586

KEYWORD

sign,easy

AUTHOR

R. H. Hardin (rhhardin(AT)att.net)

EXTENSIONS

Extended with signs Mar 15 1997 by Olivier Gerard.

page 1

Search completed in 0.002 seconds

Lookup | Welcome | Find friends | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
More pages | Superseeker | Maintained by N. J. A. Sloane (njas@research.att.com)

Last modified December 21 10:15 EST 2009. Contains 171081 sequences.


AT&T Labs Research