A189695 - OEIS

%I #5 Mar 31 2012 12:36:16

%S 256,65536,2227333,84987637,2010430729,53801184855,1226051976034,

%T 30140493826752,693472588394369,16601078462607021,385676526874164679,

%U 9137625077782012475,213472003223589754146,5034772028641923262353

%N Number of nX8 binary arrays without the pattern 0 0 1 diagonally, vertically or antidiagonally

%C Column 8 of A189696

%H R. H. Hardin, <a href="/A189695/b189695.txt">Table of n, a(n) for n = 1..174</a>

%e Some solutions for 3X8

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Apr 25 2011