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A265659 Number of 5Xn arrays containing n copies of 0..5-1 with no equal diagonal or antidiagonal neighbors and new values introduced sequentially from 0. 0
1, 372, 104241, 35213302, 13162584704, 5195648940117, 2152199648322104 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Row 5 of A265656.

LINKS

Table of n, a(n) for n=1..7.

EXAMPLE

Some solutions for n=3

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

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

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

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

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

CROSSREFS

Cf. A265656.

Sequence in context: A240249 A200885 A161361 * A238774 A299832 A203439

Adjacent sequences:  A265656 A265657 A265658 * A265660 A265661 A265662

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 12 2015

STATUS

approved

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Last modified May 18 03:30 EDT 2022. Contains 353783 sequences. (Running on oeis4.)