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A277786 Number of nX6 0..2 arrays with every element equal to some element at offset (-1,-1) (-1,0) (-1,1) (0,-1) (0,1) (1,-1) or (1,0) both plus 1 mod 3 and minus 1 mod 3, with new values introduced in order 0..2. 1

%I

%S 0,3090,309612,137510661,42007318111,13899171401510,4515609963711003,

%T 1473737617518590407,480374435720722263006,156638672145036363867108,

%U 51070564234004691535574722,16651612907609136712725059664

%N Number of nX6 0..2 arrays with every element equal to some element at offset (-1,-1) (-1,0) (-1,1) (0,-1) (0,1) (1,-1) or (1,0) both plus 1 mod 3 and minus 1 mod 3, with new values introduced in order 0..2.

%C Column 6 of A277788.

%H R. H. Hardin, <a href="/A277786/b277786.txt">Table of n, a(n) for n = 1..98</a>

%e Some solutions for n=2

%e ..0..1..0..2..0..2. .0..1..2..2..1..2. .0..1..1..2..1..2. .0..1..1..2..1..0

%e ..2..1..2..1..1..1. .2..1..0..1..0..2. .2..2..0..0..0..2. .2..2..0..0..2..0

%Y Cf. A277788.

%K nonn

%O 1,2

%A _R. H. Hardin_, Oct 31 2016

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Last modified January 24 22:45 EST 2022. Contains 350565 sequences. (Running on oeis4.)