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A265422 Number of 5Xn arrays containing n copies of 0..5-1 with no equal horizontal, vertical, diagonal or antidiagonal neighbors and new values introduced sequentially from 0. 0
1, 48, 225, 8708, 79026, 2108980, 28314236, 639018151, 10652923659, 224611274898, 4205037878532, 86943916408794, 1731464344049192, 35851466896552009 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Row 5 of A265421.

LINKS

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

EXAMPLE

Some solutions for n=5

..0..1..0..2..0....0..1..2..3..4....0..1..0..2..0....0..1..2..1..0

..3..2..3..4..3....2..3..4..1..0....2..3..4..3..4....3..4..0..4..2

..1..4..1..2..1....4..1..0..3..2....4..1..2..1..2....2..1..3..1..3

..0..3..0..3..4....2..3..4..1..4....3..0..3..0..3....4..0..4..0..4

..4..2..4..2..1....0..1..2..0..3....4..1..4..2..1....3..2..1..3..2

CROSSREFS

Cf. A265421.

Sequence in context: A100146 A235542 A269014 * A211729 A211738 A211749

Adjacent sequences:  A265419 A265420 A265421 * A265423 A265424 A265425

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 08 2015

STATUS

approved

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Last modified July 24 14:15 EDT 2021. Contains 346273 sequences. (Running on oeis4.)