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A133177
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Isotopy classes of ordered Latin bi-trades of size n.
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0
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0, 0, 0, 1, 0, 3, 1, 13, 10, 66, 112, 723, 2283, 12616, 62175, 372420, 2269398, 15225551, 107457456
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,6
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LINKS
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CROSSREFS
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KEYWORD
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nonn,more
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AUTHOR
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STATUS
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approved
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