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A281324 Number of nX6 0..2 arrays with no element equal to more than one of its horizontal and antidiagonal neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards. 1
28, 22342, 5192104, 977717308, 166805996158, 26899223667928, 4181821443113978, 633606104886468360, 94186568347536816634, 13796519486189257667162, 1997432551613036750016196, 286445189090932989849214302 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A281326.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..57

EXAMPLE

Some solutions for n=2

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

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

CROSSREFS

Cf. A281326.

Sequence in context: A221897 A280283 A221928 * A159439 A270070 A159443

Adjacent sequences:  A281321 A281322 A281323 * A281325 A281326 A281327

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 20 2017

STATUS

approved

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Last modified September 17 18:29 EDT 2021. Contains 347489 sequences. (Running on oeis4.)