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A188610 Number of 5Xn binary arrays without the pattern 1 1 0 diagonally, vertically, antidiagonally or horizontally 1

%I #5 Mar 31 2012 12:36:13

%S 20,400,3354,24711,181626,1288734,8951764,61078115,412004463,

%T 2754584607,18305734529,121093197502,798454543443,5251973517844,

%U 34485457416930,226141081539515,1481522016356561,9698977844261838,63462246846069728

%N Number of 5Xn binary arrays without the pattern 1 1 0 diagonally, vertically, antidiagonally or horizontally

%C Row 5 of A188607

%H R. H. Hardin, <a href="/A188610/b188610.txt">Table of n, a(n) for n = 1..200</a>

%e Some solutions for 5X3

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

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Apr 05 2011

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Last modified April 23 09:48 EDT 2024. Contains 371905 sequences. (Running on oeis4.)