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A079233
Number of isomorphism classes of non-associative non-commutative non-anti-associative anti-commutative closed binary operations on a set of order n.
9
0, 2, 992, 31853003
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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
A079203
.
LINKS
Table of n, a(n) for n=1..4.
CROSSREFS
Cf.
A079203
,
A079232
,
A079231
,
A079235
,
A079237
,
A079196
,
A079241
,
A079243
,
A079245
,
A063524
.
Sequence in context:
A389388
A337309
A172386
*
A194191
A190579
A271527
Adjacent sequences:
A079230
A079231
A079232
*
A079234
A079235
A079236
KEYWORD
nonn
AUTHOR
Christian van den Bosch (cjb(AT)cjb.ie), Jan 03 2003
STATUS
approved
