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A219146 Unchanging value maps: number of 5Xn binary arrays indicating the locations of corresponding elements unequal to no horizontal, diagonal or antidiagonal neighbor in a random 0..2 5Xn array 0
1, 142, 1400, 11385, 101600, 872437, 7640541, 66900727, 587994968, 5165646362, 45386314917, 398705236904, 3502774773711, 30774842966797 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Row 5 of A219142

LINKS

Table of n, a(n) for n=1..14.

EXAMPLE

Some solutions for n=3

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

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

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

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

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

CROSSREFS

Sequence in context: A158135 A092230 A259422 * A200453 A283638 A235457

Adjacent sequences:  A219143 A219144 A219145 * A219147 A219148 A219149

KEYWORD

nonn

AUTHOR

R. H. Hardin Nov 12 2012

STATUS

approved

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Last modified September 18 01:54 EDT 2021. Contains 347504 sequences. (Running on oeis4.)