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 A166823 Number of nX4 1..3 arrays containing at least one of each value, all equal values connected, rows considered as a single number in nondecreasing order, and columns considered as a single number in increasing order. 0
 0, 9, 118, 746, 3244, 11187, 32856, 85642, 203393 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS EXAMPLE Some solutions for n=4 ...1.1.3.3...1.1.1.2...1.1.1.3...1.1.2.2...1.1.1.3...1.2.3.3...1.2.3.3 ...1.2.2.3...1.1.2.2...1.2.3.3...1.2.2.3...1.1.2.3...2.2.2.3...1.2.3.3 ...2.2.2.3...1.2.2.2...1.2.3.3...1.2.3.3...1.2.2.2...2.2.2.3...1.2.3.3 ...2.2.2.3...3.3.2.2...2.2.2.3...2.2.3.3...1.2.2.2...2.3.3.3...2.2.2.3 ------ ...1.1.1.1...1.2.2.2...1.1.1.3...1.1.3.3...1.1.1.2...1.1.2.2...1.1.3.3 ...1.1.1.3...1.2.2.3...1.1.2.3...1.1.3.3...1.1.2.2...1.2.2.3...1.2.2.3 ...1.1.3.3...2.2.3.3...1.3.3.3...2.2.2.3...1.1.3.2...2.2.3.3...1.2.3.3 ...1.3.3.2...2.2.3.3...3.3.3.3...2.3.3.3...1.2.2.2...3.3.3.3...1.2.3.3 CROSSREFS Sequence in context: A305968 A081629 A051617 * A322928 A087984 A197544 Adjacent sequences:  A166820 A166821 A166822 * A166824 A166825 A166826 KEYWORD nonn AUTHOR R. H. Hardin Oct 21 2009 STATUS approved

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Last modified October 17 19:24 EDT 2019. Contains 328127 sequences. (Running on oeis4.)