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%I #4 Jan 31 2014 06:07:37
%S 81,1231,47831,6154349,2074360867,2080964832157,4969532989834187,
%T 32710340746491266645,513084052836463355496567
%N Number of (n+1)X(n+1) 0..2 arrays with the maximum plus the upper median plus the minimum of every 2X2 subblock equal
%C Diagonal of A236798
%e Some solutions for n=3
%e ..2..2..2..0....0..0..0..2....1..1..0..1....2..2..2..2....2..2..0..2
%e ..0..0..2..0....2..2..2..1....1..0..1..1....0..2..0..0....2..0..2..0
%e ..2..2..2..2....2..0..2..0....1..1..1..0....2..0..2..2....2..2..2..0
%e ..2..0..0..2....2..1..2..2....1..0..1..0....2..2..0..1....1..0..0..2
%K nonn
%O 1,1
%A _R. H. Hardin_, Jan 31 2014
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