A079237 - OEIS

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A079237

Number of isomorphism classes of non-associative non-commutative anti-associative anti-commutative closed binary operations on a set of order n.

9

0, 2, 2, 4642

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OFFSET

1,2

COMMENTS

A079231(n)+A079233(n)+A079235(n)+A079237(n)+A079196(n)+A079241(n)+A079243(n)+A079245(n)+A063524(n)=A002489(n)

Each a(n) is equal to the sum of the elements in row n of A079205.

LINKS

Table of n, a(n) for n=1..4.

CROSSREFS

Cf. A079205, A079236, A079231, A079233, A079235, A079196, A079241, A079243, A079245, A063524.

Sequence in context: A111819 A287764 A260753 * A262060 A243411 A013510

Adjacent sequences: A079234 A079235 A079236 * A079238 A079239 A079240

KEYWORD

nonn

AUTHOR

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

STATUS

approved