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A300922 Number of nX7 0..1 arrays with every element equal to 0, 2, 3, 4 or 5 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. 1
1, 304, 5160, 224767, 8265835, 340365586, 13715723327, 560932609225, 22881004568048, 935477482098150, 38230695664365356, 1562893013715392478, 63887739349054144930, 2611714583994197727657, 106765154994098448490632 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 7 of A300923.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

Some solutions for n=5

..0..0..1..0..0..0..0. .0..0..0..0..1..0..0. .0..0..0..0..0..1..1

..0..0..0..0..1..0..1. .0..1..0..0..0..0..0. .0..1..0..1..0..1..0

..0..0..1..0..0..0..0. .0..0..1..0..1..0..1. .0..0..0..0..1..1..1

..0..0..0..1..0..0..0. .0..0..0..0..0..0..0. .0..0..1..0..0..1..1

..0..0..0..0..1..0..1. .0..0..0..0..1..0..0. .0..0..0..0..1..1..1

CROSSREFS

Cf. A300923.

Sequence in context: A187934 A300538 A300965 * A301530 A172228 A281329

Adjacent sequences:  A300919 A300920 A300921 * A300923 A300924 A300925

KEYWORD

nonn

AUTHOR

R. H. Hardin, Mar 15 2018

STATUS

approved

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Last modified October 15 17:24 EDT 2019. Contains 328037 sequences. (Running on oeis4.)