A058134 - OEIS

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A058134

Number of asymmetric commutative monoids (semigroups with identity) of order n.

1, 2, 4, 13, 49, 247, 1486 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,2`
	LINKS	`Index entries for sequences related to monoids`
	CROSSREFS	`Sequence in context: A153930 A184177 A005164 * A069730 A072605 A030953` `Adjacent sequences: A058131 A058132 A058133 * A058135 A058136 A058137`
	KEYWORD	`nonn,more`
	AUTHOR	`Christian G. Bower (bowerc(AT)usa.net), Nov 13 2000`

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Last modified February 16 02:30 EST 2012. Contains 205860 sequences.