A038016 Number of pointed (distinguished element) commutative groupoids.

1, 8, 369, 175296, 1271911125, 182810647581408, 638870563764553089382, 64388603066507462072885127552, 216467350495255331602790475962162008809, 27557319224243445068662283861406911750848082900080

Offset

1,2

Links

Table of n, a(n) for n=1..10.

Index entries for sequences related to groupoids

Crossrefs

Cf. A001329, A001425.

Sequence in context: A193878 A193187 A240380 * A221775 A206690 A349114

Adjacent sequences: A038013 A038014 A038015 * A038017 A038018 A038019

Keyword

nonn

Author

Christian G. Bower, May 15 1998

Status

approved