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%I #5 Aug 12 2016 06:53:59
%S 24,2760,530368,132028418,37478933496,11567328302147,3781726242152832,
%T 1289651736397187033
%N Number of 5Xn arrays containing n copies of 0..5-1 with no element 1 greater than its west or northeast neighbor modulo 5 and the upper left element equal to 0.
%C Row 5 of A266867.
%e Some solutions for n=2
%e ..0..2....0..0....0..3....0..2....0..3....0..4....0..4....0..0....0..4....0..2
%e ..4..2....2..4....1..0....1..3....3..2....3..3....1..1....4..2....3..2....4..1
%e ..0..4....2..4....2..2....2..4....1..4....1..1....3..0....1..3....4..2....1..4
%e ..1..3....3..1....4..4....4..3....2..0....0..2....4..3....3..1....1..3....3..0
%e ..1..3....3..1....1..3....1..0....4..1....4..2....2..2....4..2....1..0....3..2
%Y Cf. A266867.
%K nonn
%O 1,1
%A _R. H. Hardin_, Jan 04 2016