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A297641 Number of 5Xn 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 0, 2 or 3 neighboring 1s. 1
32, 132, 2344, 16508, 201152, 2077060, 25139952, 285058636, 3446395554, 41660051879, 510582745043, 6254972020856, 77167702934553, 953549323372365, 11801383201277642, 146150584138651793, 1811570479937473619 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Row 5 of A297637.
LINKS
EXAMPLE
Some solutions for n=4
..1..1..1..0. .0..0..1..1. .1..0..0..1. .1..1..0..1. .1..0..1..0
..0..1..1..0. .1..0..1..1. .0..0..0..0. .1..1..0..0. .1..0..0..0
..0..0..0..0. .0..0..0..0. .0..0..1..0. .0..0..0..0. .1..0..0..1
..0..0..0..1. .0..1..1..0. .0..0..1..0. .1..0..0..0. .0..0..0..0
..0..0..0..0. .0..1..1..1. .1..0..0..0. .0..0..0..1. .1..0..0..0
CROSSREFS
Cf. A297637.
Sequence in context: A060670 A044364 A044745 * A304380 A297887 A298492
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 02 2018
STATUS
approved

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Last modified July 22 16:55 EDT 2024. Contains 374540 sequences. (Running on oeis4.)