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Number of (n+1)X8 0..2 arrays with 2X2 subblock determinants differing from horizontal neighbors and permanents differing from vertical neighbors
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%I #4 Mar 31 2012 12:37:07

%S 10317234,2306581930,439162152842,74300205183784,13024964822628220,

%T 2311335083182156332

%N Number of (n+1)X8 0..2 arrays with 2X2 subblock determinants differing from horizontal neighbors and permanents differing from vertical neighbors

%C Column 7 of A205894

%e Some solutions for n=3

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Feb 01 2012