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A189649 Number of nX8 array permutations with each element moving zero or one space horizontally, diagonally or antidiagonally 1
34, 127385, 155610272, 248034953713, 376678790309002, 579697460209171993, 890636373071604964608, 1369385680210307625221600, 2105439181301591456075023034, 3237297479202888870044365473801 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 8 of A189650

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..23

EXAMPLE

Some solutions for 3X8

..0..2..3..4.11..5..6..7....0..2..3.10..5..4..6..7....0..2..3..4..5.14.13..7

..1..8.17.12.13.14.21.22....1..8.11.12.19.13.15.22....1..8.10.18.11..6.23.15

..9.16.18.10.19.20.15.23....9.16.17.18.20.21.23.14....9.16.17.20.19.12.21.22

CROSSREFS

Sequence in context: A180770 A335096 A243314 * A280901 A279376 A189311

Adjacent sequences:  A189646 A189647 A189648 * A189650 A189651 A189652

KEYWORD

nonn

AUTHOR

R. H. Hardin Apr 24 2011

STATUS

approved

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Last modified May 24 22:34 EDT 2022. Contains 354047 sequences. (Running on oeis4.)