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A234978 Number of (n+1)X(4+1) 0..4 arrays with every 2X2 subblock having the sum of the absolute values of the edge differences equal to 8 1

%I #4 Jan 02 2014 05:35:34

%S 127982,13888792,1373159910,148913665958,16062528821746,

%T 1752801119273172,191417616710931012,20944428450588486038,

%U 2292752864196795504358,251090936868128647556202,27502824140675611121773484

%N Number of (n+1)X(4+1) 0..4 arrays with every 2X2 subblock having the sum of the absolute values of the edge differences equal to 8

%C Column 4 of A234982

%H R. H. Hardin, <a href="/A234978/b234978.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=1

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Jan 02 2014

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Last modified May 8 00:02 EDT 2024. Contains 372317 sequences. (Running on oeis4.)