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A238309 Number of (n+1)X(4+1) 0..3 arrays with the maximum minus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one 1

%I

%S 85984,2570594,73547936,2095353404,60499288444,1753568482738,

%T 50670612949420,1462889957511854,42268524829620522,

%U 1221720186835881882,35302852126473381534,1020006715783080630310,29473663465626905494444

%N Number of (n+1)X(4+1) 0..3 arrays with the maximum minus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one

%C Column 4 of A238311

%H R. H. Hardin, <a href="/A238309/b238309.txt">Table of n, a(n) for n = 1..136</a>

%e Some solutions for n=1

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 24 2014

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Last modified September 25 09:26 EDT 2020. Contains 337335 sequences. (Running on oeis4.)