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A214368 Number of nontrivial partial Latin squares of order n; or labeled partial quasigroups. 0
1, 34, 11775, 127545136, 64170718937005, 2027032853070203981646 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..6.

R. M. Falcón, The set of autotopisms of partial Latin squares, Discrete Mathematics 313, No. 11 (2013), 1150-1161.

R. M. Falcón and R. J. Stone, Classifying partial Latin rectangles, Electronic Notes in Discrete Mathematics 49 (2015), 765-771.

CROSSREFS

Sequence in context: A246240 A273352 A189448 * A328293 A220870 A281539

Adjacent sequences:  A214365 A214366 A214367 * A214369 A214370 A214371

KEYWORD

hard,more,nonn

AUTHOR

Raul M. Falcon, Jul 14 2012

EXTENSIONS

Name clarified by Raul M. Falcon, Dec 17 2016

a(5)-a(6) from Raul M. Falcon, Dec 17 2016

STATUS

approved

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Last modified September 18 19:15 EDT 2021. Contains 347534 sequences. (Running on oeis4.)