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A233642 Number of (n+1)X(6+1) 0..2 arrays with every 2X2 subblock having the sum of the squares of the edge differences equal to 2 1

%I #4 Dec 14 2013 08:15:15

%S 15768,572192,19123682,694104494,24003655980,864270587606,

%T 30250564851612,1082598416214700,38114965726925884,

%U 1358911341861305270,47995747611030495806,1707399403360990895390,60412361890509292502562

%N Number of (n+1)X(6+1) 0..2 arrays with every 2X2 subblock having the sum of the squares of the edge differences equal to 2

%C Column 6 of A233644

%H R. H. Hardin, <a href="/A233642/b233642.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=1

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 14 2013

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Last modified April 30 04:55 EDT 2024. Contains 372118 sequences. (Running on oeis4.)