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A302951 Number of nX6 0..1 arrays with every element equal to 1, 2, 3, 4 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. 1
5, 601, 26167, 1248691, 58679318, 2766909379, 130376252119, 6144174797769, 289545909430332, 13644990905908379, 643026310546264490, 30302906917975958719, 1428038216826276687258, 67296948235600838750918 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 6 of A302953.
LINKS
EXAMPLE
Some solutions for n=5
..0..0..0..0..0..1. .0..0..0..1..0..0. .0..0..0..1..0..0. .0..0..0..1..1..0
..0..0..1..1..1..1. .0..0..0..1..1..1. .0..0..0..0..1..0. .0..0..1..0..0..0
..0..0..1..0..1..1. .0..0..1..0..1..1. .0..0..1..1..1..1. .0..0..0..1..1..0
..0..0..0..1..1..1. .0..0..1..1..1..1. .0..0..1..1..1..0. .0..0..0..1..0..1
..0..0..1..1..0..0. .0..0..0..0..0..1. .0..0..1..1..0..1. .0..0..1..0..1..1
CROSSREFS
Cf. A302953.
Sequence in context: A179634 A302379 A303100 * A208298 A216077 A297949
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 16 2018
STATUS
approved

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Last modified March 29 03:51 EDT 2024. Contains 371264 sequences. (Running on oeis4.)