%I #5 Mar 31 2012 12:36:06
%S 16,218,6138,313412,32584548,6898399878,2945465789710,
%T 2594103702923620,4715152509383191910
%N Number of (n+1)X(n+1) binary arrays with no 2X2 subblock diagonal sum less antidiagonal sum equal to any horizontal or vertical neighbor 2X2 subblock diagonal sum less antidiagonal sum
%C Diagonal of A186850
%e Some solutions for 3X3
%e ..1..1..1....1..1..0....1..0..0....0..1..0....1..1..0....0..1..0....1..0..0
%e ..0..1..1....0..0..0....0..0..0....1..0..0....1..0..1....1..0..1....1..1..0
%e ..1..0..1....0..1..1....1..1..0....0..0..0....0..0..1....1..0..0....1..1..1
%K nonn
%O 1,1
%A _R. H. Hardin_ Feb 27 2011
