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Number of (n+1)X(2+1) 0..3 arrays colored with the maximum plus the lower median minus the upper median minus the minimum of every 2X2 subblock
1

%I #4 Jan 19 2014 10:12:30

%S 2816,67264,1611168,38691488,929734720,22330450944,536187075776,

%T 12875700181728,309219609067072,7426202632991648,178338308747877632,

%U 4282727643901356576,102850031124264691520,2469965449416602454624

%N Number of (n+1)X(2+1) 0..3 arrays colored with the maximum plus the lower median minus the upper median minus the minimum of every 2X2 subblock

%C Column 2 of A236137

%H R. H. Hardin, <a href="/A236135/b236135.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=2

%e ..3..1..1....0..3..3....2..0..3....2..3..0....2..3..2....0..3..2....0..2..3

%e ..1..3..0....0..3..1....1..1..1....0..3..3....3..2..1....3..0..2....1..3..1

%e ..2..1..0....0..1..2....2..3..3....2..2..1....1..2..1....1..0..2....3..0..1

%K nonn

%O 1,1

%A _R. H. Hardin_, Jan 19 2014