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A301441 Number of nX6 0..1 arrays with every element equal to 0, 1, 2, 3, 4 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. 1
32, 2048, 92616, 4543028, 221935656, 10857946336, 531234388944, 25991845818768, 1271713349901092, 62221668107160068, 3044346718455863936, 148952083612786733972, 7287843773772911675576, 356575521527705498523804 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A301443.

LINKS

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

R. H. Hardin, Empirical recurrence of order 97

FORMULA

Empirical recurrence of order 97 (see link above)

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A301443.

Sequence in context: A300802 A303454 A303460 * A302013 A302008 A301782

Adjacent sequences: A301438 A301439 A301440 * A301442 A301443 A301444

KEYWORD

nonn

AUTHOR

R. H. Hardin, Mar 21 2018

STATUS

approved

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Last modified February 8 07:56 EST 2023. Contains 360136 sequences. (Running on oeis4.)