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A166845
Number of nX3 1..6 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 decreasing order.
0
0, 30, 3888, 69078, 606469, 3604962, 16631923
OFFSET
1,2
EXAMPLE
Some solutions for n=3
...4.2.1...5.3.1...5.3.1...4.3.2...2.2.1...4.2.1...3.2.2...2.2.1...3.2.1
...4.2.1...6.2.2...5.3.4...4.4.1...3.2.4...4.5.6...3.4.1...3.2.5...3.5.5
...5.6.3...6.4.2...6.6.2...6.5.5...6.5.4...5.5.3...6.5.1...4.4.6...6.4.4
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...3.2.1...6.2.1...2.2.1...4.2.1...4.1.1...3.2.2...4.3.3...4.3.1...4.3.2
...3.6.6...6.5.4...3.3.3...6.5.3...4.4.2...3.6.1...5.1.1...4.5.1...4.6.1
...5.4.6...6.6.3...6.4.5...6.6.6...6.3.5...4.5.1...6.6.2...6.5.2...5.6.1
CROSSREFS
Sequence in context: A289247 A275049 A127849 * A166834 A246620 A216728
KEYWORD
nonn
AUTHOR
R. H. Hardin Oct 21 2009
STATUS
approved