%I #8 Jun 17 2022 14:55:22
%S 65,426928,956312244,2852526229300,7662203273902712
%N 1/5 the number of n X 7 0..4 arrays with every element equal to exactly one or two of its horizontal and vertical neighbors.
%C Column 7 of A185825.
%e Some solutions for 4 X 7 with a(1,1)=0
%e ..0..0..0..3..3..1..2....0..0..0..2..2..2..0....0..0..0..1..4..4..0
%e ..0..1..0..1..2..1..2....0..1..0..1..1..0..0....0..1..0..1..3..3..0
%e ..0..1..0..1..2..1..2....0..1..0..1..0..1..1....0..1..0..1..0..4..4
%e ..0..0..0..1..0..0..2....0..0..0..1..0..0..0....0..0..0..1..0..3..3
%Y Cf. A185825.
%K nonn
%O 1,1
%A _R. H. Hardin_, Feb 05 2011