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

%I #4 Jan 19 2014 10:27:29

%S 2976,79260,2113860,56388240,1503850638,40110759152,1069867016024,

%T 28536871273336,761125924608458,20300768006274458,541469807189678490,

%U 14442309765297348684,385207864338207023016,10274348880475607720026

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

%C Column 2 of A236142

%H R. H. Hardin, <a href="/A236140/b236140.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=2

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Jan 19 2014