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%I #4 Jan 17 2014 16:44:38
%S 256,16744,872370,77914322,13646551852,4295779203418,2687792393159216,
%T 3200041068440354630
%N Number of (n+1)X(n+1) 0..3 arrays colored with the upper median value of each 2X2 subblock
%C Diagonal of A235972
%e Some solutions for n=2
%e ..1..1..0....0..2..3....0..1..1....1..0..0....3..1..2....3..0..3....2..3..0
%e ..0..0..0....0..3..1....0..2..3....3..2..0....3..2..1....0..2..3....1..1..1
%e ..0..2..2....3..1..1....0..0..3....1..3..2....1..0..0....1..0..0....0..3..2
%K nonn
%O 1,1
%A _R. H. Hardin_, Jan 17 2014
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