A202470 - OEIS

%I #5 Mar 31 2012 12:36:48

%S 10894297,1966463785,347030298362,60472625443366,10610932604054547,

%T 1859521153822030023,325778072452564800064,57089473505402700427612,

%U 10003712847692227326534941,1752925427213891417645669229

%N Number of (n+2)X9 binary arrays with no more than two of any consecutive three bits set in any row or column

%C Column 7 of A202471

%H R. H. Hardin, <a href="/A202470/b202470.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=3

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

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Dec 19 2011