%I #5 Dec 18 2015 18:18:34
%S 3,54,1586,45453,1258372,33934344,911404794,24751091876,685844521863,
%T 19455144713950,564670981724616,16727123708223072,504154243224589510,
%U 15415190705591603814
%N Number of n X n 0..2 arrays with diagonals and rows unimodal and antidiagonals nondecreasing
%C Diagonal of A224310
%e Some solutions for n=3
%e ..1..1..0....0..0..0....0..0..0....0..1..1....2..0..0....1..1..0....0..0..0
%e ..2..1..1....2..0..0....1..2..0....1..2..0....0..2..1....2..1..1....1..0..0
%e ..2..1..1....0..1..2....2..1..1....2..1..1....2..2..0....1..1..1....2..1..1
%K nonn
%O 1,1
%A _R. H. Hardin_ Apr 03 2013