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A305345 Number of nX6 0..1 arrays with every element unequal to 0, 1, 3, 5 or 8 king-move adjacent elements, with upper left element zero. 1
13, 105, 126, 454, 1729, 5408, 17054, 58109, 187782, 603230, 1995190, 6520429, 21144350, 69245859, 226468041, 737659360, 2409323948, 7873600196, 25689526682, 83865350045, 273916886308, 894189316717, 2919142354022, 9531957692014 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A305347.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A305347.

Sequence in context: A041316 A304667 A306170 * A316613 A316425 A317427

Adjacent sequences:  A305342 A305343 A305344 * A305346 A305347 A305348

KEYWORD

nonn

AUTHOR

R. H. Hardin, May 30 2018

STATUS

approved

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Last modified December 7 16:53 EST 2021. Contains 349581 sequences. (Running on oeis4.)