1,4
At order 6 there are commutative but non-associative Latin squeres. - Artur Jasinski (grafix(AT)csl.pl), Dec 08 2006
Sequence in context: A046656 A124809 A031420 this_sequence A019561 A164757 A128954
Adjacent sequences: A111338 A111339 A111340 this_sequence A111342 A111343 A111344
nonn
ARTUR JASINSKI (grafix(AT)csl.pl), Nov 06 2005
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