%I #4 Jan 20 2016 12:33:12
%S 9,81,729,5081,34173,211555,1262760,7263481,40755550,223936008,
%T 1210708628,6459502002,34095465344,178380596163,926424208370,
%U 4781950926795,24555731443566,125543243787981,639444488484051
%N Number of 4Xn 0..1 arrays with every repeated value in every row greater than or equal to, and in every column greater than, the previous repeated value.
%C Row 4 of A267788.
%H R. H. Hardin, <a href="/A267790/b267790.txt">Table of n, a(n) for n = 1..210</a>
%H R. H. Hardin, <a href="/A267790/a267790.txt">Empirical recurrence of order 93</a>
%F Empirical recurrence of order 93 (see link above)
%e Some solutions for n=4
%e ..1..1..1..0....0..1..0..1....0..0..0..1....0..1..1..0....0..0..1..1
%e ..0..0..0..0....1..0..1..0....0..1..0..1....0..0..0..1....1..0..1..0
%e ..1..1..1..1....1..0..0..1....1..1..1..0....1..0..0..1....0..1..0..0
%e ..0..1..0..0....0..1..0..1....0..0..0..1....1..1..1..0....0..1..1..1
%Y Cf. A267788.
%K nonn
%O 1,1
%A _R. H. Hardin_, Jan 20 2016
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