%I #4 Jan 23 2016 10:04:55
%S 222,49284,10941048,2208460532,422888259007,77239556027716,
%T 13568675256814069,2305686585583566677,380719989364128125411,
%U 61309427889879303297626,9657019976002416918553516
%N Number of 4Xn 0..3 arrays with every repeated value in every row greater than or equal to, and in every column greater than, the previous repeated value.
%C Row 4 of A267974.
%H R. H. Hardin, <a href="/A267978/b267978.txt">Table of n, a(n) for n = 1..45</a>
%e Some solutions for n=2
%e ..2..2....3..2....1..0....2..3....0..1....3..0....3..2....3..0....2..2....0..0
%e ..3..2....1..2....3..0....2..0....3..1....2..2....2..3....1..0....1..3....1..0
%e ..3..1....1..3....1..1....1..0....2..2....1..1....2..0....0..1....0..2....2..1
%e ..2..0....3..2....1..1....2..2....0..0....0..2....3..2....0..1....2..1....0..2
%Y Cf. A267974.
%K nonn
%O 1,1
%A _R. H. Hardin_, Jan 23 2016