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A267548
Number of 5Xn arrays containing n copies of 0..5-1 with no element 1 greater than its north, west or southeast neighbor modulo 5 and the upper left element equal to 0.
0
9, 555, 55971, 7122569, 1036887990, 164245452936, 27538801252267, 4826536228501748
OFFSET
1,1
COMMENTS
Row 5 of A267546.
EXAMPLE
Some solutions for n=3
..0..2..0....0..0..2....0..3..2....0..4..4....0..4..2....0..3..1....0..4..1
..4..2..4....0..3..1....3..1..1....3..1..1....3..1..0....4..2..1....3..1..4
..2..1..3....3..1..3....0..4..4....0..4..3....2..4..4....2..0..4....3..3..2
..4..3..1....1..4..2....0..3..2....3..2..2....0..3..2....2..4..3....0..0..4
..1..0..3....4..4..2....2..1..4....2..1..0....3..1..1....0..3..1....2..2..1
CROSSREFS
Cf. A267546.
Sequence in context: A287043 A317347 A357229 * A326614 A007324 A354692
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 16 2016
STATUS
approved