Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A012564
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A012564 sec(sinh(x)*arctan(x))=1+12/4!*x^4-120/6!*x^6+15120/8!*x^8... +0
1
1, 0, 12, -120, 15120, -1003200, 175323456, -30612097152, 8428742150400, -2694273274447872, 1128666024421563392, -559638290295925823488, 336992041752644836265984, -237186459370976230365020160 (list; graph; listen)
OFFSET

0,3
CROSSREFS

Adjacent sequences: A012561 A012562 A012563 this_sequence A012565 A012566 A012567

Sequence in context: A012441 A012373 A012620 this_sequence A012442 A037097 A018204

KEYWORD

sign

AUTHOR

Patrick Demichel (dml(AT)hpfrcu03.france.hp.com)

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 October 12 15:26 EDT 2008. Contains 144830 sequences.

AT&T Labs Research

Legal Notice
© 2007 AT&T Knowledge Ventures. All Rights Reserved.