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A208367 Number of nX6 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 0 1 and 0 1 0 vertically 1

%I #5 Mar 31 2012 12:37:22

%S 26,676,6186,52821,507682,4503765,38542393,334331082,2885233676,

%T 24682262700,211197852495,1807060419576,15434332682027,

%U 131756292799275,1124739131632930,9598207952367000,81889697535538942,698632543565035989

%N Number of nX6 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 0 1 and 0 1 0 vertically

%C Column 6 of A208369

%H R. H. Hardin, <a href="/A208367/b208367.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=4

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Feb 25 2012

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Last modified September 9 15:22 EDT 2024. Contains 375765 sequences. (Running on oeis4.)