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A207773 Number of nX7 0..1 arrays avoiding 0 0 0 and 1 1 1 horizontally and 0 0 1 and 0 1 0 vertically 1

%I

%S 42,1764,8928,43260,240346,1246206,6513576,35632160,198768426,

%T 1120451746,6383202712,36626389034,211006949114,1219147066568,

%U 7059475772964,40937679494772,237631015514224,1380398824589554,8023019135887764

%N Number of nX7 0..1 arrays avoiding 0 0 0 and 1 1 1 horizontally and 0 0 1 and 0 1 0 vertically

%C Column 7 of A207774

%H R. H. Hardin, <a href="/A207773/b207773.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=4

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Feb 20 2012

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Last modified January 21 06:26 EST 2022. Contains 350473 sequences. (Running on oeis4.)