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%I #7 Feb 07 2014 19:22:26
%S 87164,1260486,18401364,330330878,6045609040,101410470742,
%T 1668740442760,28739211200900,500884807969628,8543128692901112,
%U 144626632332405084,2476006354146555628,42573962725861207468,727911488082492382520
%N Number of (n+1) X (6+1) 0..2 arrays with the maximum plus the upper median plus the minimum of every 2 X 2 subblock differing from its horizontal and vertical neighbors by exactly one.
%C Column 6 of A237412.
%H R. H. Hardin, <a href="/A237410/b237410.txt">Table of n, a(n) for n = 1..82</a>
%e Some solutions for n=1
%e ..1..1..0..1..0..2..1....1..1..2..0..1..0..2....1..2..2..0..1..0..0
%e ..0..1..2..2..0..0..1....0..0..0..2..1..0..1....2..2..0..1..0..0..2
%K nonn
%O 1,1
%A _R. H. Hardin_, Feb 07 2014