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A166811 Number of nX6 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 nondecreasing order. 0
10, 270, 2636, 18295, 108609 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..5.

EXAMPLE

Some solutions for n=3

...1.1.1.2.3.3...1.1.1.1.1.1...1.1.1.1.1.3...1.1.1.2.3.3...1.1.1.2.2.3

...1.2.2.2.2.3...1.1.1.2.3.3...1.1.2.3.3.3...1.1.2.2.2.2...1.1.3.3.3.3

...2.2.2.2.2.3...1.1.2.2.2.3...1.1.3.3.3.3...1.1.2.2.2.2...3.3.3.3.3.3

------

...1.1.3.3.3.3...1.1.1.1.1.3...1.1.1.1.1.3...1.1.1.1.2.2...1.2.3.3.3.3

...1.2.2.2.2.3...1.1.1.2.2.2...1.1.1.1.2.3...1.2.2.2.2.2...3.3.3.3.3.3

...1.2.2.3.3.3...2.2.2.2.2.2...2.2.2.2.2.2...1.2.2.2.2.3...3.3.3.3.3.3

CROSSREFS

Sequence in context: A003388 A055408 A245983 * A089906 A294515 A287317

Adjacent sequences:  A166808 A166809 A166810 * A166812 A166813 A166814

KEYWORD

nonn

AUTHOR

R. H. Hardin Oct 21 2009

STATUS

approved

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Last modified March 22 10:07 EDT 2019. Contains 321421 sequences. (Running on oeis4.)