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%I #5 Aug 11 2014 22:46:08
%S 2960,41608,587908,8623452,130105204,2020106076,32207456576,
%T 526051660468,8776747793696,149126416376292,2572768815952496,
%U 44945537009056724,793178747691319552,14111447386534908836,252672813228732519144
%N Number of (n+1)X(3+1) 0..3 arrays with the minimum plus the maximum equal to the lower median plus the upper median in every 2X2 subblock
%C Column 3 of A236009
%H R. H. Hardin, <a href="/A236005/b236005.txt">Table of n, a(n) for n = 1..210</a>
%H R. H. Hardin, <a href="/A236005/a236005.txt">Empirical recurrence of order 70</a>
%F Empirical recurrence of order 70 (see link above)
%e Some solutions for n=2
%e ..3..1..1..0....3..2..3..3....2..0..3..2....1..3..1..0....3..0..1..2
%e ..2..0..2..3....0..1..0..0....0..2..1..0....2..2..2..3....2..1..2..1
%e ..3..1..3..2....2..3..2..2....2..0..3..2....1..1..3..2....1..0..1..2
%K nonn
%O 1,1
%A _R. H. Hardin_, Jan 18 2014