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A251207 Number of (n+1)X(5+1) 0..2 arrays with every 2X2 subblock summing to a nonzero multiple of 2 1

%I #4 Nov 30 2014 19:45:51

%S 17152,489772,16687766,667858580,29868134632,1430667235078,

%T 71260903869938,3627694408668076,186917463235694336,

%U 9695744269718563214,504822291537301622030,26339550472767837660896,1375916534022488327846376

%N Number of (n+1)X(5+1) 0..2 arrays with every 2X2 subblock summing to a nonzero multiple of 2

%C Column 5 of A251210

%H R. H. Hardin, <a href="/A251207/b251207.txt">Table of n, a(n) for n = 1..210</a>

%H R. H. Hardin, <a href="/A251207/a251207.txt">Empirical recurrence of order 65</a>

%F Empirical recurrence of order 65 (see link above)

%e Some solutions for n=1

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 30 2014

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Last modified April 25 03:15 EDT 2024. Contains 371964 sequences. (Running on oeis4.)