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Number of 5Xn arrays of occupancy after each element moves to some horizontal, vertical or antidiagonal neighbor, without move-in move-out straight through or left turns
0

%I #3 Jan 26 2013 07:00:30

%S 0,1156,30716,6328365,462706496,54679689449,5044723744009,

%T 526749494838582

%N Number of 5Xn arrays of occupancy after each element moves to some horizontal, vertical or antidiagonal neighbor, without move-in move-out straight through or left turns

%C Row 5 of A221809

%e Some solutions for n=3

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

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

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

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

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

%K nonn

%O 1,2

%A _R. H. Hardin_ Jan 26 2013