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

%I #7 Feb 01 2014 07:22:45

%S 1069,8117,61750,499947,4012441,32940090,268846043,2216853503,

%T 18216556210,150477516769,1240690559877,10259513722704,84762104506229,

%U 701528936685551,5804293594811230,48079083329705563,398255771368619943

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

%C Column 3 of A236875

%H R. H. Hardin, <a href="/A236870/b236870.txt">Table of n, a(n) for n = 1..210</a>

%H R. H. Hardin, <a href="/A236870/a236870.txt">Empirical recurrence of order 96</a>

%F Empirical recurrence of order 96 (see link above)

%e Some solutions for n=3

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 01 2014