Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A006546
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A006546 Number of elements (a b, c d) in SL(2,Z) with trace n and 0 <= a <= {b, c} <= d. +0
3
1, 2, 2, 3, 3, 4, 2, 8, 3, 4, 6, 8, 6, 8, 4, 10, 6, 14, 2, 18, 6, 4, 14, 18, 7, 12, 12, 22, 6, 8, 6, 31, 12, 12, 14, 28, 8, 28, 12, 18, 22 (list; graph; listen)
OFFSET

3,2
CROSSREFS

Sequence in context: A091220 A057955 A116473 this_sequence A031268 A045430 A067693

Adjacent sequences: A006543 A006544 A006545 this_sequence A006547 A006548 A006549

KEYWORD

nonn

AUTHOR

John Lewis (frc.mass.edu)

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 November 23 17:09 EST 2009. Contains 167438 sequences.

AT&T Labs Research

Legal Notice
© 2009 AT&T Intellectual Property. All Rights Reserved.