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A079240
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Number of associative non-commutative non-anti-associative non-anti-commutative closed binary operations on a set of order n.
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9
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OFFSET
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1,3
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COMMENTS
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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 A079207 and the corresponding element of A079210.
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LINKS
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Table of n, a(n) for n=1..4.
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CROSSREFS
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Cf. A079207, A079241, A079230, A079232, A079234, A079236, A079195, A079242, A079244, A063524.
Sequence in context: A009992 A042105 A206046 * A275564 A275089 A235903
Adjacent sequences: A079237 A079238 A079239 * A079241 A079242 A079243
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KEYWORD
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nonn
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AUTHOR
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Christian van den Bosch (cjb(AT)cjb.ie), Jan 03 2003
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STATUS
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approved
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