%I #5 Mar 31 2012 12:37:06
%S 770,8948,107330,1329947,16820450,216561893,2826905666,37314167621,
%T 496830187346,6659987446001,89739370179794,1213940517313589,
%U 16470111480319490,223953891638398121,3050276653364209634
%N Number of (n+1)X5 0..2 arrays with every 2X2 subblock having the same number of equal diagonal or antidiagonal elements, and new values 0..2 introduced in row major order
%C Column 4 of A205361
%H R. H. Hardin, <a href="/A205357/b205357.txt">Table of n, a(n) for n = 1..210</a>
%F Empirical: a(n) = 41*a(n-1) -634*a(n-2) +4322*a(n-3) -6905*a(n-4) -79071*a(n-5) +489544*a(n-6) -808128*a(n-7) -1807684*a(n-8) +9900708*a(n-9) -17129232*a(n-10) +13584240*a(n-11) -4147200*a(n-12)
%e Some solutions for n=4
%e ..0..1..1..2..0....0..0..0..0..0....0..1..2..1..2....0..1..1..1..1
%e ..2..2..0..2..0....0..0..0..0..0....2..1..2..1..2....1..1..2..1..2
%e ..0..1..1..2..1....0..0..0..0..0....0..0..2..0..2....0..1..1..1..1
%e ..0..2..0..2..0....0..0..0..0..0....2..1..1..1..1....0..0..1..0..1
%e ..0..1..0..1..0....0..0..0..0..0....0..0..0..0..2....0..1..2..1..1
%K nonn
%O 1,1
%A _R. H. Hardin_ Jan 26 2012