%I #5 Aug 12 2016 06:53:59
%S 24,6666,3264584,1935720551,1294905380013,934699483462236,
%T 710752160484603774
%N Number of 5Xn arrays containing n copies of 0..5-1 with no element 1 greater than its west neighbor modulo 5 and the upper left element equal to 0.
%C Row 5 of A266309.
%e Some solutions for n=2
%e ..0..2....0..4....0..4....0..3....0..3....0..3....0..2....0..3....0..3....0..4
%e ..0..3....2..1....3..0....4..3....3..1....3..2....0..4....4..3....0..2....3..3
%e ..4..3....3..3....2..2....2..2....2..2....2..0....3..1....1..4....3..1....2..4
%e ..1..1....1..4....1..4....1..0....4..1....4..1....2..4....1..0....2..1....1..0
%e ..4..2....2..0....1..3....4..1....0..4....4..1....3..1....2..2....4..4....2..1
%Y Cf. A266309.
%K nonn
%O 1,1
%A _R. H. Hardin_, Dec 26 2015