%I #4 Oct 29 2016 07:33:30
%S 0,56,3666,270291,20049229,1487830718,110036582827,8144355400488,
%T 602835463794197,44616311792079721,3302197502743906336,
%U 244405001824291326112,18089091210686721809130,1338824653239265489456655
%N Number of 5Xn 0..2 arrays with every element equal to some element at offset (-1,-1) (-1,0) (-1,1) (0,-1) (0,1) or (1,0) both plus 1 mod 3 and minus 1 mod 3, with new values introduced in order 0..2.
%C Row 5 of A277767.
%H R. H. Hardin, <a href="/A277770/b277770.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=3
%e ..0..1..2. .0..1..2. .0..1..2. .0..1..2. .0..1..2. .0..1..2. .0..1..0
%e ..2..2..0. .2..1..0. .2..2..0. .2..1..0. .2..0..0. .2..0..0. .2..2..2
%e ..1..0..1. .2..1..1. .0..1..2. .0..2..0. .2..1..2. .1..1..0. .1..0..1
%e ..1..2..1. .0..1..2. .0..2..1. .2..2..1. .0..1..0. .0..0..2. .2..0..2
%e ..0..0..1. .1..2..0. .2..1..0. .1..0..2. .0..2..2. .2..1..0. .1..1..2
%Y Cf. A277767.
%K nonn
%O 1,2
%A _R. H. Hardin_, Oct 29 2016