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A275227 Number of nX7 0..2 arrays with no element equal to any value at offset (-2,-1) (-2,1) or (-1,0) and new values introduced in order 0..2. 1

%I

%S 365,46656,58301,441090,6380362,92831330,1368326231,20887845278,

%T 319348056936,4865299894416,74341935372850,1138486477148165,

%U 17435551839365877,267037909717137282,4091456524318196661

%N Number of nX7 0..2 arrays with no element equal to any value at offset (-2,-1) (-2,1) or (-1,0) and new values introduced in order 0..2.

%C Column 7 of A275228.

%H R. H. Hardin, <a href="/A275227/b275227.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=3

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

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

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

%Y Cf. A275228.

%K nonn

%O 1,1

%A _R. H. Hardin_, Jul 20 2016

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Last modified October 25 17:22 EDT 2021. Contains 348255 sequences. (Running on oeis4.)