Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A058693
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A058693 Number of nonisomorphic matroids of rank 3 on n labeled points. +0
2
1, 4, 13, 38, 108, 325 (list; graph; listen)
OFFSET

3,2

LINKS

W. M. B. Dukes, Tables of matroids

W. M. B. Dukes, Counting and Probability in Matroid Theory, Ph.D. Thesis, Trinity College, Dublin, 2000.

Index entries for sequences related to matroids

CROSSREFS

A diagonal of A053534.

Sequence in context: A094706 A056014 A159036 this_sequence A027076 A105693 A121192

Adjacent sequences: A058690 A058691 A058692 this_sequence A058694 A058695 A058696

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Dec 30 2000

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