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A282861 Number of nX7 0..1 arrays with no 1 equal to more than one of its horizontal, vertical and antidiagonal neighbors. 1
81, 2028, 49471, 1369929, 35681883, 945547378, 25000646212, 660597156170, 17464365749979, 461623512113494, 12202233224208515, 322544923721567414, 8525895890487351554, 225367025047699642436, 5957177684230357360501 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A282862.

LINKS

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

EXAMPLE

Some solutions for n=3

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

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

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

CROSSREFS

Cf. A282862.

Sequence in context: A205978 A037211 A238237 * A237376 A296577 A237316

Adjacent sequences:  A282858 A282859 A282860 * A282862 A282863 A282864

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 23 2017

STATUS

approved

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Last modified January 17 23:37 EST 2020. Contains 330995 sequences. (Running on oeis4.)