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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

%I #3 Jan 24 2006 03:00:00

%S 0,2,2,4642

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

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

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

%Y Cf. A079205, A079236, A079231, A079233, A079235, A079196, A079241, A079243, A079245, 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 20 03:59 EDT 2024. Contains 371798 sequences. (Running on oeis4.)