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A233873 Number of (n+1)X(5+1) 0..7 arrays with every 2X2 subblock having the sum of the absolute values of all six edge and diagonal differences equal to 21 1

%I #4 Dec 17 2013 06:21:00

%S 189632,909408,6146640,57147272,608085728,7353231356,91827779048,

%T 1235220618536,16585114496544,236574285585652,3313927384171344,

%U 49051567162940512,705581545765953728,10689260676337218392

%N Number of (n+1)X(5+1) 0..7 arrays with every 2X2 subblock having the sum of the absolute values of all six edge and diagonal differences equal to 21

%C Column 5 of A233875

%H R. H. Hardin, <a href="/A233873/b233873.txt">Table of n, a(n) for n = 1..34</a>

%e Some solutions for n=1

%e ..6..1..0..2..6..6....0..3..6..3..6..3....2..7..3..7..4..0....0..3..1..2..1..1

%e ..0..4..6..5..0..7....6..0..6..0..0..0....5..1..6..1..1..6....6..6..7..5..7..4

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 17 2013

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Last modified April 15 18:28 EDT 2024. Contains 371696 sequences. (Running on oeis4.)