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A303628 Number of 6Xn 0..1 arrays with every element equal to 0, 2, 3, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. 1
32, 10, 2520, 10741, 398859, 6446485, 179884814, 4470005178, 122594183754, 3358212405222, 93494167786193, 2615702793245652, 73423169266382719, 2065363849547312414, 58153976434030392443, 1638589480520177365526 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Row 6 of A303624.
LINKS
EXAMPLE
Some solutions for n=5
..0..0..0..0..0. .0..0..0..1..1. .0..0..0..0..1. .0..0..0..1..0
..0..0..0..0..1. .0..0..0..1..1. .0..0..0..0..0. .0..0..0..1..0
..1..1..0..0..0. .1..1..1..0..0. .0..0..1..0..0. .0..0..1..1..1
..1..1..1..0..0. .1..1..1..0..0. .0..1..1..1..1. .0..0..0..1..0
..1..1..1..1..1. .0..0..0..0..0. .0..0..1..1..0. .0..0..1..1..0
..0..1..0..1..1. .1..0..1..0..0. .0..0..0..1..1. .0..0..0..1..1
CROSSREFS
Cf. A303624.
Sequence in context: A302372 A303088 A302893 * A070616 A079809 A070629
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 27 2018
STATUS
approved

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Last modified April 23 22:36 EDT 2024. Contains 371917 sequences. (Running on oeis4.)