%I #6 Dec 18 2015 18:17:55
%S 2,3,19,121,7148,326650,175765510,74872992399,400292326222730,
%T 1748923742658486631
%N Number of n X n 0..1 arrays with rows and columns lexicographically nondecreasing and the instance counts of every value within one of each other
%C Diagonal of A201384
%e Some solutions for n=5
%e ..0..0..0..0..1....0..0..0..1..1....0..0..0..1..1....0..0..0..0..0
%e ..0..0..1..1..0....0..0..0..1..1....0..0..1..0..0....0..1..1..1..1
%e ..0..1..1..1..0....0..0..1..0..1....0..1..0..0..0....1..0..0..0..1
%e ..1..0..0..1..1....0..1..1..0..1....0..1..1..0..1....1..0..0..0..1
%e ..1..0..1..1..0....1..0..0..1..1....1..1..1..1..1....1..0..1..1..1
%K nonn
%O 1,1
%A _R. H. Hardin_ Nov 30 2011