Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A013504
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A013504 sin(sec(x)-sech(x))=2/2!*x^2+2/6!*x^6-176158/10!*x^10... +0
1
2, 2, -176158, -1468303198, -23972242057918, -659094144077286718, -17783195610659060805598 (list; graph; listen)
OFFSET

0,1
CROSSREFS

Sequence in context: A111819 A079237 A013510 this_sequence A083925 A045830 A078771

Adjacent sequences: A013501 A013502 A013503 this_sequence A013505 A013506 A013507

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 August 19 23:53 EDT 2008. Contains 142930 sequences.

AT&T Labs Research

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