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A283948 Number of nX6 0..1 arrays with no 1 equal to more than three of its horizontal, diagonal and antidiagonal neighbors, with the exception of exactly one element. 1
0, 408, 69468, 4242700, 241796070, 13010689912, 669777003928, 33569301548620, 1648776677140184, 79729758214875372, 3808601116917731110, 180135397053029043408, 8450230315310614813812, 393679533146957194152168 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 6 of A283950.

LINKS

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

EXAMPLE

Some solutions for n=3

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

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

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

CROSSREFS

Cf. A283950.

Sequence in context: A285767 A282479 A163024 * A069298 A255797 A345544

Adjacent sequences:  A283945 A283946 A283947 * A283949 A283950 A283951

KEYWORD

nonn

AUTHOR

R. H. Hardin, Mar 18 2017

STATUS

approved

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Last modified January 18 19:53 EST 2022. Contains 350455 sequences. (Running on oeis4.)