A030246 - OEIS

A030246

Number of nonisomorphic groupoids with a nontrivial symmetry.

0, 0, 4, 93, 49627 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`0,3`
	LINKS	`Table of n, a(n) for n=0..4.` `Index entries for sequences related to groupoids`
	CROSSREFS	`A001329 - A030245.` `Sequence in context: A050878 A173362 A202899 * A116160 A321221 A116291` `Adjacent sequences: A030243 A030244 A030245 * A030247 A030248 A030249`
	KEYWORD	`nonn,more`
	AUTHOR	`Christian G. Bower`
	STATUS	`approved`

Last modified May 19 23:40 EDT 2022. Contains 353847 sequences. (Running on oeis4.)