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A302371 Number of 5Xn 0..1 arrays with every element equal to 0, 2, 3 or 4 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. 1
16, 6, 397, 209, 6580, 26458, 405340, 3462040, 41451287, 458150190, 5345696079, 62248870169, 729804695624, 8580310210250, 100969181068120, 1189454516588708, 14015983416421641, 165203770204722957, 1947463456028707595 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Row 5 of A302367.
LINKS
EXAMPLE
Some solutions for n=5
..0..0..1..1..0. .0..0..1..0..1. .0..1..0..0..0. .0..0..0..1..0
..0..0..1..1..0. .0..0..0..0..0. .0..1..0..0..0. .0..0..1..1..1
..0..0..1..1..0. .1..1..0..1..0. .1..1..1..0..1. .1..0..0..1..1
..1..0..0..1..1. .1..1..0..0..0. .0..1..1..0..0. .1..0..1..1..0
..0..0..1..1..1. .1..1..1..0..1. .1..1..0..0..0. .0..0..0..1..1
CROSSREFS
Cf. A302367.
Sequence in context: A302463 A303245 A216160 * A303087 A302892 A303627
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 06 2018
STATUS
approved

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Last modified July 19 11:15 EDT 2024. Contains 374392 sequences. (Running on oeis4.)