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A296723 Number of nX6 0..1 arrays with each 1 adjacent to 0, 2 or 4 king-move neighboring 1s. 1
21, 393, 3493, 44668, 579857, 6829945, 84312938, 1042553987, 12735280455, 156519553289, 1923876392648, 23611929410157, 290021887978541, 3562298803824671, 43747148405059017, 537296584934686222 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 6 of A296725.
LINKS
EXAMPLE
Some solutions for n=5
..0..1..1..0..0..1. .0..1..0..1..0..0. .0..0..0..0..0..0. .0..0..0..0..0..1
..0..1..0..0..1..1. .0..0..0..0..0..0. .0..0..0..1..1..0. .0..0..0..1..0..0
..0..0..0..0..0..0. .0..1..0..1..0..1. .0..0..1..1..1..1. .0..0..1..1..0..0
..0..0..1..1..1..1. .0..0..0..0..0..0. .0..0..0..0..0..0. .0..0..0..0..0..0
..1..0..0..1..1..0. .0..0..1..0..1..0. .1..0..1..0..1..0. .0..1..0..0..1..0
CROSSREFS
Cf. A296725.
Sequence in context: A297455 A256178 A094172 * A145613 A212786 A015677
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 19 2017
STATUS
approved

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Last modified March 29 04:22 EDT 2024. Contains 371264 sequences. (Running on oeis4.)