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A276298 Number of nX7 0..2 arrays with no element equal to any value at offset (-2,-1) (-1,1) or (0,-1) and new values introduced in order 0..2. 1

%I #4 Aug 28 2016 08:26:41

%S 32,972,11061,191289,3363533,59728757,1073114625,19398127957,

%T 352134188049,6411366745009,116968919067345,2136970404746881,

%U 39079329109218881,715131332395127357,13092569895751007281

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

%C Column 7 of A276299.

%H R. H. Hardin, <a href="/A276298/b276298.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=4

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

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

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

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

%Y Cf. A276299.

%K nonn

%O 1,1

%A _R. H. Hardin_, Aug 28 2016

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Last modified August 21 21:14 EDT 2024. Contains 375353 sequences. (Running on oeis4.)