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A266129 Number of nX6 integer arrays with each element equal to the number of horizontal, diagonal and antidiagonal neighbors exactly one smaller than itself. 1
16, 625, 1959, 44623, 1285961, 13689944, 311260836, 6688962679, 100184677192, 2265417750456, 45483452144968, 770435712461338, 16815081540198455, 333162387132057777, 5991913305292420418, 126615975061832318833 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A266131.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..74

EXAMPLE

Some solutions for n=4

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

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

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

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

CROSSREFS

Cf. A266131.

Sequence in context: A265638 A307943 A171210 * A174336 A135786 A016792

Adjacent sequences:  A266126 A266127 A266128 * A266130 A266131 A266132

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 21 2015

STATUS

approved

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Last modified May 16 01:55 EDT 2022. Contains 353687 sequences. (Running on oeis4.)