%I #5 Mar 31 2012 12:37:11
%S 614367,103812645,13397007426,1444445274765,138401623325535,
%T 12197461566772314,1009956457230227994,79674032690709828993,
%U 6046585204361960568003,444577014495524485388130
%N Number of (n+1)X7 0..2 arrays with the number of clockwise edge increases in 2X2 subblocks nondecreasing rightwards and downwards
%C Column 6 of A206512
%H R. H. Hardin, <a href="/A206510/b206510.txt">Table of n, a(n) for n = 1..11</a>
%e Some solutions for n=4
%e ..0..2..2..2..1..2..0....2..1..2..2..1..2..0....1..1..0..2..1..2..2
%e ..1..2..1..0..2..0..1....2..2..2..0..0..2..1....2..2..1..0..2..1..0
%e ..2..1..0..1..0..1..2....2..0..1..2..1..0..2....0..0..2..1..0..2..1
%e ..1..2..1..2..1..2..0....0..2..2..0..2..1..0....2..1..0..2..1..0..2
%e ..1..0..2..0..2..1..2....2..1..0..1..0..2..1....1..0..1..0..2..1..0
%K nonn
%O 1,1
%A _R. H. Hardin_ Feb 08 2012
|