%I #4 Mar 31 2012 12:36:21
%S 6,140,2347,109477,21391089,14299793331,30535534087125,
%T 199765892340671739
%N Number of nXnXn triangular 0..5 arrays with no element equal to the sum mod 6 of any two neighbors
%e Some solutions for 4X4X4
%e .....5........3........3........1........5........5........3........5
%e ....5.3......3.4......3.5......5.5......3.1......3.3......3.3......5.3
%e ...5.3.2....3.3.2....5.5.3....5.5.3....1.1.5....1.5.3....5.5.5....3.1.5
%e ..3.3.3.4..2.2.2.1..1.1.3.3..5.1.5.1..5.1.5.5..3.5.5.1..1.3.5.5..1.3.3.3
%K nonn
%O 1,1
%A _R. H. Hardin_ Jul 17 2011