%I #3 Sep 29 2012 06:57:26
%S 32,142129,402494400,1117092569476,3080781263731464,
%T 8491624540729737796,23397344246732649325860
%N Number of nX7 arrays of occupancy after each element moves to some horizontal or vertical neighbor
%C Column 7 of A217273
%e Some solutions for n=3
%e ..1..1..0..0..2..2..1....1..1..0..0..2..1..0....1..1..0..0..1..2..0
%e ..0..0..1..1..1..0..0....0..0..1..1..0..0..3....0..0..1..1..0..0..1
%e ..2..2..1..2..1..2..1....2..2..2..2..1..1..1....1..2..3..3..2..1..1
%K nonn
%O 1,1
%A _R. H. Hardin_ Sep 29 2012