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%I #4 Jan 20 2016 12:34:34
%S 16,256,4096,44742,460598,4245574,37282358,312449872,2540944329,
%T 20159382751,157057696653,1206033664639,9157807121914,68919889770321,
%U 515005090966233,3826399784437020,28297799131011777,208480992623889542
%N Number of 6Xn 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 6 of A267788.
%H R. H. Hardin, <a href="/A267792/b267792.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=4
%e ..0..1..1..1....0..1..0..0....0..1..1..1....0..1..0..1....1..0..0..1
%e ..1..0..0..1....1..0..1..0....1..0..0..0....1..0..1..0....0..1..1..0
%e ..0..0..1..0....0..1..1..1....0..0..1..1....1..0..1..1....1..0..0..1
%e ..0..1..0..1....1..0..0..1....1..1..1..1....0..1..0..0....0..0..0..0
%e ..1..1..1..0....0..0..1..0....0..0..0..0....1..1..1..0....1..1..1..0
%e ..1..0..0..1....1..1..0..1....0..1..1..1....0..0..0..1....0..1..0..1
%Y Cf. A267788.
%K nonn
%O 1,1
%A _R. H. Hardin_, Jan 20 2016