Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A058134
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A058134 Number of asymmetric commutative monoids (semigroups with identity) of order n. +0
2
1, 2, 4, 13, 49, 247, 1486 (list; graph; listen)
OFFSET

1,2
LINKS

Index entries for sequences related to monoids

CROSSREFS

Adjacent sequences: A058131 A058132 A058133 this_sequence A058135 A058136 A058137

Sequence in context: A007858 A153930 A005164 this_sequence A069730 A072605 A030953

KEYWORD

nonn,more

AUTHOR

Christian G. Bower (bowerc(AT)usa.net), Nov 13 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 8 20:39 EST 2009. Contains 166234 sequences.

AT&T Labs Research

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