login

Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.

Number of nX7 binary arrays without the pattern 0 0 1 vertically or antidiagonally
1

%I #5 Mar 31 2012 12:36:15

%S 128,16384,537496,16316636,379515360,8646366042,184841938568,

%T 3925306136096,81929775932500,1704770564043390,35287851485832028,

%U 729339086587874460,15048014087794649376,310256937493956570170

%N Number of nX7 binary arrays without the pattern 0 0 1 vertically or antidiagonally

%C Column 7 of A189196

%H R. H. Hardin, <a href="/A189194/b189194.txt">Table of n, a(n) for n = 1..200</a>

%e Some solutions for 3X7

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Apr 18 2011