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A174556 Number of 3 X n Latin rectangles whose second row contains two cycles. 4
12, 240, 10480, 535080, 34634544 (list; graph; refs; listen; history; text; internal format)
OFFSET
4,1
LINKS
V. S. Shevelev, Reduced Latin rectangles and square matrices with equal row and column sums, Diskr. Mat.(J. of the Akademy of Sciences of Russia) 4(1992), 91-110.
CROSSREFS
Sequence in context: A282789 A012542 A009166 * A012349 A012302 A012543
KEYWORD
nonn,more,uned
AUTHOR
Vladimir Shevelev, Mar 22 2010
STATUS
approved

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Last modified March 28 08:22 EDT 2024. Contains 371236 sequences. (Running on oeis4.)