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A166847 Number of nX4 1..4 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

%I #3 Mar 31 2012 12:35:36

%S 1,84,1595,14610,89718,425640

%N Number of nX4 1..4 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.

%e Some solutions for n=3

%e ...2.1.1.1...3.3.2.1...2.2.1.1...4.3.3.1...1.1.1.1...3.3.1.1...4.3.1.1

%e ...4.1.1.1...4.1.1.1...3.2.4.1...4.3.3.1...3.3.1.1...4.1.1.1...4.3.4.2

%e ...4.4.3.1...4.4.4.4...3.3.4.1...4.4.2.1...4.3.3.2...4.4.4.2...4.4.4.2

%e ------

%e ...2.2.2.2...3.3.3.1...3.2.1.1...3.1.1.1...2.2.2.2...4.3.2.1...3.3.3.3

%e ...3.2.2.1...4.2.2.2...3.2.2.1...3.3.2.1...3.3.2.1...4.4.4.1...4.3.2.2

%e ...4.2.1.1...4.4.2.2...3.4.4.1...3.4.2.2...4.2.2.2...4.4.4.1...4.3.3.1

%K nonn

%O 1,2

%A _R. H. Hardin_ Oct 21 2009

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