A259961 - OEIS

%I #4 Jul 10 2015 08:30:19

%S 4340,24719,222813,1749180,14134043,116786951,949570630,7710610630,

%T 62925603555,513205618429,4180135367174,34056790238843,

%U 277562650126608,2262047716475526,18433280706881961,150209059442436392

%N Number of (n+2)X(7+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000000 00000001 or 00001001

%C Column 7 of A259962

%H R. H. Hardin, <a href="/A259961/b259961.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=2

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

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

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

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

%Y Cf. A259962

%K nonn

%O 1,1

%A _R. H. Hardin_, Jul 10 2015