%I #4 Mar 31 2012 12:37:10
%S 139390,53835891,9098547899,2537225006229,656654900321262,
%T 162241662044855141,33632275642926148580,5657294413089823562871
%N Number of (n+1)X7 0..2 arrays with rows and columns of determinants of all 2X2 subblocks lexicographically nondecreasing
%C Column 6 of A206223
%e Some solutions for n=4
%e ..2..0..0..1..2..2..2....2..2..0..0..1..2..1....2..0..0..2..2..2..1
%e ..1..0..0..0..0..0..0....2..0..0..0..1..2..1....1..0..0..2..2..2..1
%e ..1..0..1..2..0..2..1....1..0..2..0..1..2..1....2..0..0..1..1..2..2
%e ..1..0..1..2..0..0..0....1..0..1..0..1..2..1....1..0..0..1..2..0..2
%e ..0..0..1..2..0..2..0....1..2..2..0..1..2..1....2..0..0..0..1..2..2
%K nonn
%O 1,1
%A _R. H. Hardin_ Feb 04 2012
|