Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).
%I #7 Jul 20 2016 18:16:05
%S 365,4096,4021,5653,25241,117916,561044,2688402,12931103,62408531,
%T 302138208,1466387881,7128875693,34691973269,168923525976,
%U 822823965071,4008952988381,19536216274450,95219416747615,464168982600409
%N Number of nX7 0..2 arrays with no element equal to any value at offset (-2,-1) (-1,0) or (-1,1) and new values introduced in order 0..2.
%C Column 7 of A275183.
%H R. H. Hardin, <a href="/A275182/b275182.txt">Table of n, a(n) for n = 1..210</a>
%H R. H. Hardin, <a href="/A275182/a275182.txt">Empirical recurrence</a>
%F Empirical recurrence of order 67 (see link above)
%e Some solutions for n=4
%e ..0..0..0..0..1..2..0. .0..0..1..2..0..0..1. .0..1..1..1..2..2..0
%e ..2..2..2..2..0..1..2. .2..2..0..1..1..2..2. .2..2..0..0..1..1..2
%e ..0..1..1..1..2..0..1. .1..1..2..0..0..1..1. .1..1..2..2..0..0..0
%e ..2..0..0..0..1..2..2. .2..0..1..1..2..0..0. .2..0..0..1..1..2..2
%Y Cf. A275183.
%K nonn
%O 1,1
%A _R. H. Hardin_, Jul 19 2016