%I #4 Jul 14 2016 09:52:56
%S 32,1296,3336,31495,290927,2788663,26631796,255796423,2451632155,
%T 23548292980,226106157788,2171965131197,20860224910704,
%U 200378203063185,1924835061806021,18490921588045973,177631680731302175
%N Number of nX7 0..2 arrays with no element equal to any value at offset (0,-1) (-1,-2) or (-2,0) and new values introduced in order 0..2.
%C Column 7 of A275037.
%H R. H. Hardin, <a href="/A275036/b275036.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=4
%e ..0..1..2..1..2..1..2. .0..1..2..0..1..2..0. .0..1..0..1..0..1..0
%e ..2..0..2..0..1..0..1. .1..0..1..0..1..2..0. .0..1..2..0..2..0..1
%e ..1..2..1..2..1..2..0. .1..2..0..1..2..1..2. .2..0..2..0..1..2..1
%e ..0..2..0..1..2..1..0. .2..1..2..1..2..0..1. .1..2..0..1..0..1..2
%Y Cf. A275037.
%K nonn
%O 1,1
%A _R. H. Hardin_, Jul 14 2016