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A296988 Number of nX6 0..1 arrays with each 1 adjacent to 3, 4 or 5 king-move neighboring 1s. 1
1, 33, 447, 2514, 65694, 1621832, 26724927, 546305423, 11821168013, 235489625333, 4769248435752, 98493917234285, 2009547258641866, 40953762787553026, 838080847181447765, 17129707258907802961, 349845822614751687109 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 6 of A296990.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A296990.

Sequence in context: A107965 A220591 A296839 * A058796 A214144 A002608

Adjacent sequences:  A296985 A296986 A296987 * A296989 A296990 A296991

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 22 2017

STATUS

approved

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Last modified September 17 16:57 EDT 2019. Contains 327136 sequences. (Running on oeis4.)