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A266828
Number of 5Xn arrays containing n copies of 0..5-1 with no element 1 greater than its north, west, northwest or southwest neighbor modulo 5 and the upper left element equal to 0.
0
9, 86, 3335, 242563, 34126530, 5123428157, 690238204068, 85237750436721
OFFSET
1,1
COMMENTS
Row 5 of A266825.
EXAMPLE
Some solutions for n=3
..0..2..4....0..4..2....0..0..3....0..4..3....0..2..1....0..3..1....0..4..2
..4..4..1....0..4..1....0..3..2....0..3..1....0..2..4....4..3..0....0..3..1
..1..3..3....4..3..3....4..2..1....3..2..1....2..4..1....3..2..2....3..3..1
..3..0..2....1..3..2....2..4..4....0..2..4....1..4..3....0..2..1....0..2..1
..1..0..2....1..0..2....1..1..3....4..2..1....0..3..3....4..4..1....2..4..4
CROSSREFS
Cf. A266825.
Sequence in context: A152261 A028339 A180751 * A100814 A055725 A219123
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 04 2016
STATUS
approved