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Number of (n+1)X(n+1) 0..2 arrays with the minimum plus the maximum unequal to the lower median plus the upper median in every 2X2 subblock
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%I #6 Jan 16 2014 15:47:57

%S 48,2618,499136,345346064,857962921984,7811201385507328,

%T 255816922168544755712,30633164148603574977495040,

%U 13208063635613504917943049781248,20777352152271659562944823135125372928

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

%C Diagonal of A235911

%e Some solutions for n=2

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Jan 16 2014