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A221488 Number of 6Xn arrays of occupancy after each element moves to some horizontal or antidiagonal neighbor, without consecutive moves in the same direction 0

%I #3 Jan 17 2013 17:28:56

%S 0,1024,12494,21576814,2942599561,1224264741193,290839286759257,

%T 90504836908421055

%N Number of 6Xn arrays of occupancy after each element moves to some horizontal or antidiagonal neighbor, without consecutive moves in the same direction

%C Row 6 of A221483

%e Some solutions for n=3

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

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

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

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

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

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

%K nonn

%O 1,2

%A _R. H. Hardin_ Jan 17 2013

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Last modified September 19 18:07 EDT 2024. Contains 376014 sequences. (Running on oeis4.)