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%I #4 Mar 31 2012 12:36:20
%S 0,1,12,572,167774,259518712,1697443501971
%N Number of nXnXn triangular 0..4 arrays with each element equal to at least one neighbor and new values 0..4 introduced in row major order
%e Some solutions for 4X4X4
%e .....0........0........0........0........0........0........0........0
%e ....1.0......0.1......0.0......0.0......1.0......1.0......1.0......0.1
%e ...1.2.2....0.1.2....0.1.0....0.0.1....0.1.1....1.2.0....1.2.2....2.1.3
%e ..2.2.2.2..3.3.2.2..0.1.1.0..2.2.0.1..0.1.2.2..1.2.2.0..2.2.3.3..2.4.4.3
%K nonn
%O 1,3
%A _R. H. Hardin_ Jul 04 2011
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