A203404 - OEIS

%I #5 Mar 31 2012 12:36:56

%S 14946,225654,2699464,35345798,446672706,5723980832,72950746702,

%T 931753350314,11890606324592,151793100413822,1937507658181110,

%U 24731882582236020,315690962210495354,4029680331688907654

%N Number of (n+2)X7 binary arrays avoiding patterns 000 and 111 in rows and columns

%C Column 5 of A203407

%H R. H. Hardin, <a href="/A203404/b203404.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=1

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Jan 01 2012