Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A028847
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A028847 Number of composite labeled topologies on n points. +0
1
0, 0, 35, 0, 3767, 0 (list; graph; listen)
OFFSET

2,3

REFERENCES

R. Kreminski, "Graphs and matrices in the study of (finite) topological spaces", Missouri J. Mathematical Sciences, Volume 12 (Issue #2, Spring 2000).

LINKS

Missouri J. Mathematical Sciences

Missouri J. Mathematical Sciences (New web address)

CROSSREFS

Sequence in context: A033511 A067156 A104785 this_sequence A059023 A037934 A013548

Adjacent sequences: A028844 A028845 A028846 this_sequence A028848 A028849 A028850

KEYWORD

nonn

AUTHOR

Richard M Kreminski (kremin(AT)boisdarc.tamu-commerce.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 August 29 17:40 EDT 2008. Contains 143238 sequences.


AT&T Labs Research