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%I #6 Apr 20 2021 14:49:56
%S 822482,73170922,6776019974,635807130472,59455687424144,
%T 5533969952787576,517136396051688704,48239987813844932200,
%U 4509282784420017478722,420301943749603893452032,39286597811953910117456968
%N Number of (n+1) X (5+1) 0..3 arrays with the maximum plus the minimum minus the lower median of every 2 X 2 subblock differing from its horizontal and vertical neighbors by exactly one.
%C Column 5 of A237791.
%H R. H. Hardin, <a href="/A237790/b237790.txt">Table of n, a(n) for n = 1..17</a>
%e Some solutions for n=1
%e ..0..2..1..3..0..0....0..0..1..2..1..1....0..0..2..1..2..1....0..2..2..2..2..1
%e ..3..1..0..1..0..2....3..3..2..0..0..0....1..1..3..1..1..0....1..1..3..3..1..0
%Y Cf. A237791.
%K nonn
%O 1,1
%A _R. H. Hardin_, Feb 13 2014
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