%I #5 Aug 12 2016 06:54:01
%S 1,2,5,12,36,135,649,4277,38879,451730,5950744,80445962,1059841613,
%T 13339486516
%N Number of 7Xn arrays containing n copies of 0..7-1 with every element equal to or 1 greater than any north, west or northeast neighbors modulo 7 and the upper left element equal to 0.
%C Row 7 of A267392.
%e Some solutions for n=4
%e ..0..0..0..1....0..0..0..0....0..1..2..3....0..1..2..2....0..1..1..2
%e ..1..1..1..2....1..1..1..1....1..2..3..4....1..2..3..3....1..1..2..3
%e ..2..2..2..3....2..2..2..2....2..3..4..5....2..3..4..4....2..2..3..4
%e ..3..3..3..4....3..3..3..3....3..4..5..6....3..4..5..5....3..3..4..5
%e ..4..4..4..5....4..4..4..4....4..5..6..0....4..5..6..6....4..4..5..6
%e ..5..5..5..6....5..5..5..5....5..6..0..1....5..6..0..0....5..5..6..0
%e ..6..6..6..0....6..6..6..6....6..0..1..2....6..0..1..1....6..6..0..0
%Y Cf. A267392.
%K nonn
%O 1,2
%A _R. H. Hardin_, Jan 13 2016
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