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%I #4 Jan 29 2014 06:50:41
%S 2968,80008,2181116,59464564,1618144324,44032289456,1198678030904,
%T 32632424118312,888260075143676,24178458609189628,658161603799159464,
%U 17915900619841392804,487684497575036800836,13275130575831961753824
%N Number of (n+1)X(2+1) 0..3 arrays colored with the maximum plus the minimum minus the upper median minus the lower median of every 2X2 subblock
%C Column 2 of A236592
%H R. H. Hardin, <a href="/A236590/b236590.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=2
%e ..2..0..0....0..2..0....3..2..2....2..1..1....1..2..1....1..0..0....0..3..3
%e ..3..2..0....1..3..3....0..3..0....2..2..0....1..3..3....1..3..3....2..1..0
%e ..0..3..0....3..0..0....1..0..3....3..2..3....3..3..3....3..1..2....0..2..1
%K nonn
%O 1,1
%A _R. H. Hardin_, Jan 29 2014
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