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A133174 Transposition classes of unordered Latin bi-trades of size n. 0
0, 0, 0, 1, 0, 2, 1, 9, 5, 36, 42, 313, 685, 3999, 16535, 100897, 577324, 3886229, 26982310 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,6
LINKS
I. M. Wanless, A computer enumeration of small latin trades, Australas. J. Combin. 39, (2007) 247-258.
CROSSREFS
Cf. A007083.
Sequence in context: A361146 A067304 A103876 * A155545 A141618 A061691
KEYWORD
nonn,more
AUTHOR
Ian Wanless, Oct 11 2007
STATUS
approved

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Last modified March 28 10:55 EDT 2024. Contains 371241 sequences. (Running on oeis4.)