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A266602
Number of 5Xn arrays containing n copies of 0..5-1 with no element 1 greater than its north or northeast neighbor modulo 5 and the upper left element equal to 0.
0
9, 1197, 289569, 89795439, 31745527110, 12172238304649, 4933087019739769, 2081685772185809403
OFFSET
1,1
COMMENTS
Row 5 of A266599.
EXAMPLE
Some solutions for n=2
..0..0....0..1....0..3....0..3....0..0....0..2....0..3....0..1....0..4....0..1
..2..4....3..0....3..2....0..3....4..2....0..1....3..1....3..3....4..3....3..3
..1..3....2..4....1..0....2..1....1..4....3..4....0..4....2..2....1..3....2..1
..3..2....2..4....4..4....4..4....1..3....3..2....2..2....0..4....0..2....0..4
..1..4....1..3....2..1....1..2....3..2....1..4....1..4....4..1....2..1....2..4
CROSSREFS
Cf. A266599.
Sequence in context: A075412 A174253 A365595 * A084149 A202981 A276823
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 01 2016
STATUS
approved