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A300686 Number of nX5 0..1 arrays with every element equal to 1, 2, 3 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. 1
3, 96, 1391, 18225, 240463, 3179333, 42006289, 554837022, 7328971275, 96809180326, 1278756595603, 16891220226973, 223117594938741, 2947179704159404, 38929553446409017, 514223861793513922 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A300689.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A300689.

Sequence in context: A264548 A094085 A300424 * A300609 A301351 A268012

Adjacent sequences:  A300683 A300684 A300685 * A300687 A300688 A300689

KEYWORD

nonn

AUTHOR

R. H. Hardin, Mar 11 2018

STATUS

approved

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Last modified September 23 18:51 EDT 2020. Contains 337315 sequences. (Running on oeis4.)