%I #4 Feb 09 2014 05:50:04
%S 11602,330210,9080246,266120870,7718716424,228011672782,6746760123582,
%T 201303029854346,6028678550818162,181445164658724640,
%U 5479235823888294194,166005872557913572654,5042335321716858992326,153503802518975275019802
%N Number of (n+1)X(3+1) 0..3 arrays with the upper median minus the lower median of every 2X2 subblock equal
%C Column 3 of A237538
%H R. H. Hardin, <a href="/A237534/b237534.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=1
%e ..2..1..0..0....1..1..3..2....3..0..0..2....2..0..0..2....0..0..0..3
%e ..1..0..0..1....2..2..3..2....2..1..1..0....1..2..1..3....0..0..3..3
%K nonn
%O 1,1
%A _R. H. Hardin_, Feb 09 2014