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A281032 Number of nX6 0..1 arrays with no element equal to more than three of its king-move neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards. 1
0, 252, 8886, 38972, 184290, 770788, 3042556, 11471132, 41949794, 150344672, 531019564, 1853716800, 6408859134, 21978465412, 74865327034, 253567733120, 854665596576, 2868578317992, 9592422240950, 31971551621052, 106249551692574 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 6 of A281034.

LINKS

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

EXAMPLE

Some solutions for n=4

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

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

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

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

CROSSREFS

Cf. A281034.

Sequence in context: A250376 A329755 A109924 * A047831 A076013 A180886

Adjacent sequences:  A281029 A281030 A281031 * A281033 A281034 A281035

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 13 2017

STATUS

approved

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Last modified May 18 22:17 EDT 2021. Contains 344004 sequences. (Running on oeis4.)