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A267567 Number of nX(n+4) arrays of permutations of n+4 copies of 0..n-1 with every element equal to or 1 greater than any west or southwest neighbors modulo n and the upper left element equal to 0. 0
1, 462, 2046, 60954, 4032703, 463755018, 86034010064 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Superdiagonal 4 of A267562.

LINKS

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

EXAMPLE

Some solutions for n=4

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

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

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

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

CROSSREFS

Cf. A267562.

Sequence in context: A246476 A202642 A158627 * A267557 A154056 A236350

Adjacent sequences:  A267564 A267565 A267566 * A267568 A267569 A267570

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 17 2016

STATUS

approved

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Last modified June 27 22:08 EDT 2022. Contains 354898 sequences. (Running on oeis4.)