Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A009378
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A009378 Expansion of ln(1+tan(x)*sinh(x)). +0
2
0, 2, 0, 22, 280, 5402, 515460, 11703382, 2688141040, 146635350962, 34251754225020, 4629204580980142, 993794187704175400, 265705552906954222922, 63184407507496166760180 (list; graph; listen)
OFFSET

0,2

MATHEMATICA

Log[ 1+Tan[ x ]*Sinh[ x ] ] (* Even Part *)

CROSSREFS

Sequence in context: A009528 A009198 A139003 this_sequence A106708 A138551 A133490

Adjacent sequences: A009375 A009376 A009377 this_sequence A009379 A009380 A009381

KEYWORD

nonn

AUTHOR

R. H. Hardin (rhh(AT)cadence.com)

EXTENSIONS

Extended and signs tested 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 July 19 08:04 EDT 2008. Contains 142098 sequences.


AT&T Labs Research