id:A090588 - OEIS Search Results

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Number of labeled idempotent groupoids

+0
6

1, 1, 4, 729, 16777216, 95367431640625, 221073919720733357899776, 311973482284542371301330321821976049, 374144419156711147060143317175368453031918731001856 (list; graph; listen)

	OFFSET	`0,3`
	LINKS	`Index entries for sequences related to groupoids`
	FORMULA	`a(n) = n^(n^2-n)`
	CROSSREFS	`Cf. A002489, A030247, A076113` `Sequence in context: A114765 A059754 A134579 this_sequence A053986 A128846 A068112` `Adjacent sequences: A090585 A090586 A090587 this_sequence A090589 A090590 A090591`
	KEYWORD	`nonn`
	AUTHOR	`Christian G. Bower (bowerc(AT)usa.net), Dec 03 2003`

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Last modified July 24 12:00 EDT 2008. Contains 142294 sequences.

AT&T Labs Research