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%I #3 Oct 22 2013 14:14:46
%S 0,0,52,35170,3535192,286234664,22890686508,1826093367100,
%T 144759756844954
%N Number of nX5 0..6 arrays x(i,j) with each element horizontally or vertically next to at least one element with value (x(i,j)+1) mod 7, and upper left element zero
%C Column 5 of A230533
%e Some solutions for n=3
%e ..0..1..2..3..4....0..1..2..3..4....0..1..4..5..6....0..6..5..4..3
%e ..6..0..2..1..5....6..3..2..2..5....6..2..3..6..0....1..2..5..6..2
%e ..5..4..3..0..6....5..4..1..0..6....5..4..3..2..1....2..3..4..0..1
%K nonn
%O 1,3
%A _R. H. Hardin_, Oct 22 2013