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A267329 Number of nX(n+1) arrays of permutations of n+1 copies of 0..n-1 with every element equal to or 1 greater than any southwest or northwest neighbors modulo n and the upper left element equal to 0. 0
1, 10, 15, 22, 30, 38, 46, 54, 62, 70, 78, 86 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Superdiagonal 1 of A267328.

LINKS

Table of n, a(n) for n=1..12.

EXAMPLE

Some solutions for n=4

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

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

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

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

CROSSREFS

Cf. A267328.

Sequence in context: A075523 A115679 A109373 * A120138 A050200 A034961

Adjacent sequences:  A267326 A267327 A267328 * A267330 A267331 A267332

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 13 2016

STATUS

approved

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Last modified August 25 16:17 EDT 2019. Contains 326324 sequences. (Running on oeis4.)