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A265985 Number of 5Xn integer arrays with each element equal to the number of horizontal, diagonal and antidiagonal neighbors less than itself. 0
1, 5274, 262258, 8935989, 5155545324, 1978988798923, 298625879496209, 56895408888434760, 18329892680201445077, 5019263218841920734429 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Row 5 of A265981.

LINKS

Table of n, a(n) for n=1..10.

EXAMPLE

Some solutions for n=2

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

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

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

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

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

CROSSREFS

Cf. A265981.

Sequence in context: A251901 A274361 A223494 * A234994 A223341 A270798

Adjacent sequences:  A265982 A265983 A265984 * A265986 A265987 A265988

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 19 2015

STATUS

approved

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Last modified September 20 08:10 EDT 2021. Contains 347577 sequences. (Running on oeis4.)