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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

Sequence in context: A115600 A007858 A005164 this_sequence A069730 A072605 A030953

Adjacent sequences: A058131 A058132 A058133 this_sequence A058135 A058136 A058137

KEYWORD

nonn,more

AUTHOR

Christian G. Bower (bowerc(AT)usa.net), Nov 13 2000

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Last modified September 5 01:44 EDT 2008. Contains 143476 sequences.

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