%I #5 Mar 31 2012 12:36:57
%S 0,676,69920,8479744,1680210240,257720706244,44312000955508,
%T 7260263864381124,1226995111990493792,204147560099024833600,
%U 34127708705716358062368,5703975087798515553780804
%N Number of nX7 0..2 arrays with every element neighboring horizontally or vertically both a 0 and a 1
%C Column 7 of A203542
%H R. H. Hardin, <a href="/A203541/b203541.txt">Table of n, a(n) for n = 1..16</a>
%e Some solutions for n=5
%e ..1..0..1..2..1..0..1....0..0..2..0..1..0..0....1..1..0..0..2..1..1
%e ..1..0..1..0..1..0..1....1..1..1..0..1..2..1....0..0..0..1..2..0..0
%e ..0..2..2..0..2..1..2....2..0..1..0..0..2..1....1..2..2..1..2..1..0
%e ..0..1..2..1..1..1..0....1..0..0..0..0..2..0....1..1..1..0..0..1..1
%e ..1..1..0..0..0..1..0....1..0..2..1..1..1..0....0..0..0..1..1..0..0
%K nonn
%O 1,2
%A _R. H. Hardin_ Jan 02 2012