%I #6 Dec 18 2015 18:18:05
%S 7,2401,1529437,47738317081,2767247026234327,7860041410116536427241,
%T 41461694858240499304086993277,10716805483614568896270487886484563281,
%U 5144331626584186407654932265866559478676249287
%N Number of n X n 0..6 arrays with every element equal to a diagonal or antidiagonal reflection
%C Column 6 of A209593
%H R. H. Hardin, <a href="/A209591/b209591.txt">Table of n, a(n) for n = 1..30</a>
%F a(n) = 7 ^ (2*n-(n modulo 2)) * 91 ^ ((n*n-2*n+(n modulo 2))/4)
%e Some solutions for n=3
%e ..0..5..4....0..0..4....0..6..2....0..6..5....0..3..3....0..3..5....0..3..5
%e ..5..2..1....0..3..2....6..0..2....5..2..6....3..5..0....2..2..3....3..5..5
%e ..1..1..3....3..2..5....1..2..1....4..5..3....5..0..1....4..2..0....3..5..3
%K nonn
%O 1,1
%A _R. H. Hardin_ Mar 10 2012
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