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A299720 Number of nX7 0..1 arrays with every element equal to 0, 2, 3, 4, 5, 6 or 7 king-move adjacent elements, with upper left element zero. 1
1, 1192, 33804, 2501312, 174287007, 12889348273, 971255866215, 73433529818762, 5581654300729422, 424650044923971872, 32336302707253949948, 2463144123049504957119, 187653550017667556025377 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 7 of A299721.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A299721.

Sequence in context: A299059 A299820 A251169 * A300341 A040104 A103171

Adjacent sequences:  A299717 A299718 A299719 * A299721 A299722 A299723

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 17 2018

STATUS

approved

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Last modified November 20 17:09 EST 2019. Contains 329337 sequences. (Running on oeis4.)