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A079176 Number of non-anti-associative closed binary operations on a set of order n. 10
1, 14, 19631, 4294545736 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

COMMENTS

A079176(n)+A079179(n)=A002489(n).

Each a(n) is equal to the sum of the products of each element in row n of A079178 and the corresponding element of A079210.

LINKS

C. van den Bosch, Closed binary operations on small sets

Index entries for sequences related to groupoids

CROSSREFS

Cf. A079177, A079178, A079179.

Sequence in context: A048913 A104376 A053870 * A013754 A073940 A164322

Adjacent sequences:  A079173 A079174 A079175 * A079177 A079178 A079179

KEYWORD

nonn

AUTHOR

Christian van den Bosch (cjb(AT)cjb.ie), Jan 03 2003

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Last modified February 16 17:48 EST 2012. Contains 205939 sequences.