id:A058154 - OEIS Search Results

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Number of labeled monoids of order n with a fixed identity.

+0
3

1, 2, 11, 156, 4122, 208672, 18507440, 7892741602 (list; graph; listen)

	OFFSET	`1,2`
	LINKS	`Index entries for sequences related to monoids`
	CROSSREFS	`a(n)=A058153(n)/n.` `Sequence in context: A006122 A111014 A049462 this_sequence A067968 A013050 A051255` `Adjacent sequences: A058151 A058152 A058153 this_sequence A058155 A058156 A058157`
	KEYWORD	`nonn,hard`
	AUTHOR	`Christian G. Bower (bowerc(AT)usa.net), Nov 14 2000`
	EXTENSIONS	`a(8) from Christian G. Bower (bowerc(AT)usa.net), Dec 28 2006`

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