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A058143 Number of commutative monoids of order n with 2 idempotents. +0
2
1, 3, 9, 26, 98, 455 (list; graph; listen)
OFFSET

2,2
LINKS

Index entries for sequences related to monoids

CROSSREFS

Column 2 of A058142.

Sequence in context: A027915 A114982 A133405 this_sequence A126025 A114181 A036134

Adjacent sequences: A058140 A058141 A058142 this_sequence A058144 A058145 A058146

KEYWORD

nonn,more

AUTHOR

Christian G. Bower (bowerc(AT)usa.net), Nov 14 2000

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Last modified September 5 19:27 EDT 2008. Contains 143485 sequences.

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