%I #4 Mar 25 2013 11:07:40
%S 11,121,1118,9822,85663,744272,6458585,56030742,486038270,4215998078,
%T 36570143008,317213501163,2751542844692,23867162292347,
%U 207026174729348,1795765890711121,15576654086308004,135113465080900087
%N Number of nX4 0..1 arrays with rows and antidiagonals unimodal
%C Column 4 of A223680
%H R. H. Hardin, <a href="/A223676/b223676.txt">Table of n, a(n) for n = 1..210</a>
%F Empirical: a(n) = 11*a(n-1) -21*a(n-2) +18*a(n-3) -114*a(n-4) +183*a(n-5) -96*a(n-6) +80*a(n-7) -65*a(n-8) +16*a(n-9)
%e Some solutions for n=3
%e ..0..0..1..0....1..0..0..0....0..0..0..0....1..1..1..0....0..0..0..1
%e ..0..0..0..0....1..0..0..0....1..1..1..1....1..0..0..0....0..0..1..0
%e ..0..0..0..1....0..0..1..0....0..0..0..0....0..0..1..1....0..1..1..1
%K nonn
%O 1,1
%A _R. H. Hardin_ Mar 25 2013
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