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Number of (n+2)X(6+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000000 00000001 or 00000011
1

%I #4 Jul 07 2015 10:39:14

%S 2212,13704,151483,954624,5055255,36899517,265544204,1657505754,

%T 10777787104,74223540333,493525981009,3224220550323,21513589812308,

%U 143942550183867,952854630337292,6317108715977706,42075784020262790

%N Number of (n+2)X(6+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000000 00000001 or 00000011

%C Column 6 of A259894

%H R. H. Hardin, <a href="/A259892/b259892.txt">Table of n, a(n) for n = 1..210</a>

%H R. H. Hardin, <a href="/A259892/a259892.txt">Empirical recurrence of order 84</a>

%F Empirical recurrence of order 84 (see link above)

%e Some solutions for n=3

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

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

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

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

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

%Y Cf. A259894

%K nonn

%O 1,1

%A _R. H. Hardin_, Jul 07 2015