%I #11 Jul 28 2020 11:13:43
%S 107397,4655229,67916249,2202663919,41067117035,1170722541163,
%T 24583374827519,656392150933239,14663388969929197,378660945101530097,
%U 8744464638971306159,222009208591358855315,5223465906803482044815
%N Number of (n+1) X 8 0..3 arrays with the permanents of all 2 X 2 subblocks equal and nonzero.
%C Column 7 of A204876.
%H R. H. Hardin, <a href="/A204875/b204875.txt">Table of n, a(n) for n = 1..84</a>
%e Some solutions for n=4
%e ..1..1..1..0..1..3..2..3....3..1..3..1..2..0..2..2....3..1..2..0..2..3..2..1
%e ..0..3..0..3..1..0..1..0....1..1..1..1..2..2..0..2....2..0..2..1..0..1..0..1
%e ..1..1..1..0..1..3..3..3....3..1..3..1..2..0..2..0....3..1..0..1..2..1..2..0
%e ..3..0..3..3..1..0..1..0....1..1..1..1..2..2..0..2....2..0..2..0..2..0..2..1
%e ..1..1..1..0..1..3..3..3....2..2..2..2..0..2..2..2....1..1..0..1..2..1..2..0
%K nonn
%O 1,1
%A _R. H. Hardin_, Jan 20 2012
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