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A265240 Number of nX5 arrays of permutations of 5 copies of 0..n-1 with no equal antidiagonal neighbors and new values introduced sequentially from 0. 0
1, 16, 8880, 29189088, 284341627344, 6395116792255680, 285689982691389531024 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 5 of A265241.

LINKS

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

EXAMPLE

Some solutions for n=3

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

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

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

CROSSREFS

Cf. A265241.

Sequence in context: A069986 A265177 A151641 * A221137 A006448 A017092

Adjacent sequences:  A265237 A265238 A265239 * A265241 A265242 A265243

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 06 2015

STATUS

approved

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Last modified April 18 13:05 EDT 2019. Contains 322209 sequences. (Running on oeis4.)