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A281608 Number of 5Xn 0..2 arrays with no element equal to more than one of its horizontal, diagonal or antidiagonal neighbors and with new values introduced in order 0 sequentially upwards. 1
41, 1617, 12413, 203276, 3401430, 52899445, 839574485, 13329701847, 211084448862, 3344465302550, 52990220564149, 839547337612225, 13301641083138936, 210748236247015012, 3339047332719365760 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Row 5 of A281605.

LINKS

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

EXAMPLE

Some solutions for n=3

..0..0..1. .0..1..2. .0..1..0. .0..1..2. .0..1..2. .0..1..1. .0..1..0

..2..1..2. .1..2..0. .0..1..2. .1..2..0. .2..0..2. .0..2..0. .0..1..2

..2..0..2. .0..2..1. .2..1..2. .1..2..1. .2..0..1. .0..2..0. .0..2..1

..1..0..1. .0..1..0. .1..0..2. .0..2..0. .0..2..1. .1..2..1. .0..2..0

..1..0..1. .0..2..2. .1..0..2. .0..1..1. .0..2..0. .1..0..1. .1..2..1

CROSSREFS

Cf. A281605.

Sequence in context: A163050 A305863 A180667 * A162878 A163224 A163677

Adjacent sequences:  A281605 A281606 A281607 * A281609 A281610 A281611

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 25 2017

STATUS

approved

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Last modified October 28 10:30 EDT 2021. Contains 348327 sequences. (Running on oeis4.)