%I #4 Dec 15 2013 05:37:43

%S 96,2624,136960,18407992,5886720368,4918448758808,10112718125166672,

%T 53740179167608102520

%N Number of (n+1)X(n+1) 0..4 arrays with every 2X2 subblock having the sum of the squares of the edge differences equal to 14

%C Diagonal of A233717

%e Some solutions for n=3

%e ..1..4..1..1....2..3..3..3....1..3..1..3....2..3..1..3....0..2..4..4

%e ..2..4..3..4....2..0..1..0....4..3..0..3....0..0..0..0....3..2..1..3

%e ..1..4..1..1....3..0..3..3....1..3..1..1....1..3..1..3....0..2..4..3

%e ..3..4..3..4....2..0..1..0....0..3..4..3....4..3..4..4....3..2..1..3

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 15 2013