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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

%I

%S 0,2,4,108000

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

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

%C 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.

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

%K nonn

%O 1,2

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

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Last modified April 18 06:48 EDT 2019. Contains 322209 sequences. (Running on oeis4.)