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A302465 Number of 7Xn 0..1 arrays with every element equal to 0, 2, 3 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. 1
64, 21, 1397, 276, 17189, 25285, 404761, 2588958, 25019102, 250630168, 2450083168, 25229300236, 260128455530, 2666531973080, 27877141564342, 287524621822857, 2998971513860375, 31112820937223507, 323638209029725837 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Row 7 of A302460.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

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

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

CROSSREFS

Cf. A302460.

Sequence in context: A305585 A316692 A302217 * A303247 A302373 A303089

Adjacent sequences:  A302462 A302463 A302464 * A302466 A302467 A302468

KEYWORD

nonn

AUTHOR

R. H. Hardin, Apr 08 2018

STATUS

approved

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Last modified February 26 00:08 EST 2020. Contains 332270 sequences. (Running on oeis4.)