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A208702 Number of 7Xn 0..1 arrays avoiding 0 0 1 and 1 0 0 horizontally and 0 1 0 and 1 0 1 vertically 1

%I

%S 42,1764,12994,101069,1016258,10934750,126827983,1510509752,

%T 18362140414,225190711489,2778200486272,34375762106094,

%U 426142969015213,5288048126067096,65661068400142616,815594644130811073

%N Number of 7Xn 0..1 arrays avoiding 0 0 1 and 1 0 0 horizontally and 0 1 0 and 1 0 1 vertically

%C Row 7 of A208698

%H R. H. Hardin, <a href="/A208702/b208702.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=4

%e ..1..1..1..0....0..1..0..1....0..1..1..1....1..0..1..1....1..1..0..1

%e ..1..1..1..1....0..1..1..0....0..0..0..0....1..0..1..1....1..0..1..0

%e ..0..1..0..1....0..1..1..0....0..0..0..0....1..1..1..0....1..0..1..0

%e ..0..0..0..0....0..1..0..1....1..1..0..1....0..1..1..0....0..0..0..0

%e ..1..0..1..0....1..1..0..1....1..1..0..1....0..0..0..0....0..1..0..1

%e ..1..0..1..1....1..0..1..1....1..0..1..0....0..0..0..0....0..1..1..1

%e ..1..1..1..1....1..0..1..1....1..0..1..0....1..0..1..0....0..1..1..1

%K nonn

%O 1,1

%A _R. H. Hardin_ Mar 01 2012

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Last modified January 26 07:32 EST 2022. Contains 350577 sequences. (Running on oeis4.)