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A298237 Number of nX5 0..1 arrays with every element equal to 0, 2, 3, 4 or 5 king-move adjacent elements, with upper left element zero. 1
1, 127, 409, 8117, 107163, 1636306, 25784604, 403231105, 6388232748, 101019947961, 1600579926667, 25362044431945, 401945539707564, 6370787304340823, 100977425432512183, 1600537530167481855 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
Column 5 of A298240.
LINKS
EXAMPLE
Some solutions for n=5
..0..1..0..0..1. .0..1..1..0..1. .0..1..1..0..0. .0..0..1..1..0
..1..1..0..1..1. .1..1..1..0..0. .1..1..0..1..0. .0..1..1..0..0
..0..1..0..0..1. .0..1..0..0..0. .0..1..1..0..0. .1..1..0..1..1
..1..1..0..0..1. .1..1..0..1..1. .0..0..1..0..1. .1..0..1..0..1
..0..1..1..1..1. .0..1..1..1..1. .1..0..0..1..1. .0..0..0..0..0
CROSSREFS
Cf. A298240.
Sequence in context: A122691 A082251 A142384 * A299363 A250892 A129537
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 15 2018
STATUS
approved

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Last modified May 28 22:13 EDT 2024. Contains 372921 sequences. (Running on oeis4.)