%I #4 Feb 15 2013 11:43:58
%S 7776,171774906,3794659477146,83827445649884946,
%T 1851823828949372226486,40908457493732914322944536,
%U 903704698269024081953765683446,19963651325646523604122389122602956
%N Number of nX6 0..6 arrays with no entry increasing mod 7 by 6 rightwards or downwards, starting with upper left zero
%C Column 6 of A222340
%H R. H. Hardin, <a href="/A222339/b222339.txt">Table of n, a(n) for n = 1..13</a>
%e Some solutions for n=3
%e ..0..0..0..4..4..4....0..0..0..2..6..0....0..0..0..0..4..1....0..0..0..0..3..0
%e ..0..0..0..0..2..4....0..0..0..0..0..1....0..0..0..0..5..6....0..0..0..0..1..5
%e ..0..0..0..0..2..2....0..0..0..0..0..4....0..0..0..0..5..1....0..0..0..0..3..6
%K nonn
%O 1,1
%A _R. H. Hardin_ Feb 15 2013
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