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A282784 Number of n X n 0..1 arrays with no 1 equal to more than one of its king-move neighbors, with the exception of exactly one element. 0
0, 0, 73, 1952, 208559, 34974844, 12713143876, 10031326473244, 16844842566734425, 61957626701788646084, 497581272671041376917187 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

Diagonal of A282791.

LINKS

Table of n, a(n) for n=1..11.

EXAMPLE

Some solutions for n=4

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

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

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

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

CROSSREFS

Cf. A282791.

Sequence in context: A332948 A224505 A217286 * A332912 A017789 A017736

Adjacent sequences:  A282781 A282782 A282783 * A282785 A282786 A282787

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 21 2017

STATUS

approved

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Last modified April 12 09:39 EDT 2021. Contains 342920 sequences. (Running on oeis4.)