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A079236 Number of non-associative non-commutative anti-associative anti-commutative closed binary operations on a set of order n. 9
0, 2, 4, 108000 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

A079230(n)+A079232(n)+A079234(n)+A079236(n)+A079195(n)+A079240(n)+A079242(n)+A079244(n)+A063524(n)=A002489(n)

Each a(n) is equal to the sum of the products of each element in row n of A079205 and the corresponding element of A079210.

LINKS

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

CROSSREFS

Cf. A079205, A079237, A079230, A079232, A079234, A079195, A079240, A079242, A079244, A063524.

Sequence in context: A006263 A266198 A274990 * A138852 A062701 A252783

Adjacent sequences:  A079233 A079234 A079235 * A079237 A079238 A079239

KEYWORD

nonn

AUTHOR

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

STATUS

approved

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Last modified March 25 12:11 EDT 2019. Contains 321470 sequences. (Running on oeis4.)