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A166785 Number of nX3 1..6 arrays containing at least one of each value, all equal values connected, and rows considered as a single number in nondecreasing order. 0

%I

%S 0,360,30720,474180,3849036,21761205

%N Number of nX3 1..6 arrays containing at least one of each value, all equal values connected, and rows considered as a single number in nondecreasing order.

%e Some solutions for n=3

%e ...1.1.1...2.4.3...2.5.3...1.4.2...1.4.3...1.6.2...1.1.5...1.6.4...3.6.6

%e ...1.6.4...6.4.1...6.5.1...6.3.2...2.2.5...5.3.4...3.4.2...1.6.6...4.2.1

%e ...2.3.5...6.5.5...6.6.4...6.5.5...6.6.5...5.5.5...3.4.6...5.2.3...5.1.1

%e ------

%e ...1.1.6...2.2.5...3.1.6...4.2.3...1.4.6...5.2.4...4.4.1...1.3.5...2.5.4

%e ...2.5.6...4.4.5...3.5.2...4.5.5...3.2.6...5.3.1...4.4.3...1.4.5...6.3.1

%e ...3.4.6...6.3.1...5.5.4...6.5.1...5.2.2...5.3.6...5.6.2...6.2.5...6.3.3

%K nonn

%O 1,2

%A _R. H. Hardin_ Oct 21 2009

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