%I #4 Mar 27 2013 08:34:53
%S 50,2500,110116,4816168,210163664,9169032476,400006582368,
%T 17450517286804,761287955888788,33211580867804324,1448872354425344280,
%U 63207803924281966208,2757473052802943936172,120296184397162010680224
%N Number of nX3 0..3 arrays with rows and antidiagonals unimodal
%C Column 3 of A223801
%H R. H. Hardin, <a href="/A223796/b223796.txt">Table of n, a(n) for n = 1..210</a>
%F Empirical: a(n) = 50*a(n-1) -253*a(n-2) -1283*a(n-3) +8456*a(n-4) -10020*a(n-5) -12064*a(n-6) +27360*a(n-7) -6656*a(n-8) -9728*a(n-9) +4096*a(n-10)
%e Some solutions for n=3
%e ..3..2..0....1..2..3....0..1..2....2..2..2....3..1..1....1..1..3....1..1..3
%e ..2..2..1....2..3..2....1..2..3....2..2..2....3..2..2....2..3..3....0..3..3
%e ..3..3..2....2..0..0....2..3..3....1..3..3....1..2..3....1..2..2....1..2..1
%K nonn
%O 1,1
%A _R. H. Hardin_ Mar 27 2013
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