A030246 Number of nonisomorphic groupoids with a nontrivial symmetry.

0, 0, 4, 93, 49627

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: A173362 A353089 A202899 * A116160 A376419 A321221

Adjacent sequences: A030243 A030244 A030245 * A030247 A030248 A030249

Keyword

nonn,more

Author

Christian G. Bower

Status

approved