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A234216 Number of (n+1)X(7+1) 0..4 arrays with every 2X2 subblock having the sum of the squares of all six edge and diagonal differences equal to 11 1

%I

%S 385536,5219076,61124816,972664988,12541330624,232097384988,

%T 3176900588064,68467230785600,972253980324272,24017782620233436,

%U 347692490449459912,9542089220246179200,139313868342610403984

%N Number of (n+1)X(7+1) 0..4 arrays with every 2X2 subblock having the sum of the squares of all six edge and diagonal differences equal to 11

%C Column 7 of A234217

%H R. H. Hardin, <a href="/A234216/b234216.txt">Table of n, a(n) for n = 1..37</a>

%e Some solutions for n=1

%e ..0..0..0..1..2..1..0..1....1..3..4..2..1..2..4..4....1..0..1..2..1..0..2..0

%e ..2..1..2..0..0..2..2..2....1..2..2..3..1..3..2..3....2..2..2..0..2..2..1..2

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 21 2013

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Last modified September 30 17:27 EDT 2022. Contains 357106 sequences. (Running on oeis4.)