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A267408 Number of 7Xn arrays containing n copies of 0..7-1 with every element equal to or 1 greater than any north, west or northwest neighbors modulo 7 and the upper left element equal to 0. 0
1, 1, 1, 1, 1, 1, 2, 9, 222, 9469, 344458, 9785889, 224584539, 4264530811, 68776676697 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,7
COMMENTS
Row 7 of A267401.
LINKS
EXAMPLE
Some solutions for n=8
..0..1..2..3..4..5..6..0....0..0..1..2..3..4..5..6....0..1..2..3..4..5..5..6
..1..1..2..3..4..5..6..0....0..1..1..2..3..4..5..6....0..1..2..3..4..5..6..6
..1..2..2..3..4..5..6..0....0..1..2..2..3..4..5..6....0..1..2..3..4..5..6..0
..1..2..3..3..4..5..6..0....0..1..2..3..3..4..5..6....1..1..2..3..4..5..6..0
..1..2..3..4..4..5..6..0....0..1..2..3..4..4..5..6....1..2..2..3..4..5..6..0
..1..2..3..4..5..5..6..0....0..1..2..3..4..5..5..6....1..2..3..3..4..5..6..0
..1..2..3..4..5..6..6..0....0..1..2..3..4..5..6..6....1..2..3..4..4..5..6..0
CROSSREFS
Cf. A267401.
Sequence in context: A217017 A112311 A067564 * A359608 A165797 A011823
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 13 2016
STATUS
approved

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Last modified March 28 07:48 EDT 2024. Contains 371235 sequences. (Running on oeis4.)