login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A221748 Number of nX4 arrays of occupancy after each element moves to some king-move neighbor, without move-in move-out straight through or left turns 0
1, 817, 32129, 3389575, 241376639, 19762890960, 1529699796514 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 4 of A221749

LINKS

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

EXAMPLE

Some solutions for n=3

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

..0..4..3..1....2..2..0..1....1..3..3..1....1..2..0..1....2..1..1..4

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

CROSSREFS

Sequence in context: A251205 A064583 A279441 * A105989 A266059 A020445

Adjacent sequences:  A221745 A221746 A221747 * A221749 A221750 A221751

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 24 2013

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified June 24 22:04 EDT 2019. Contains 324337 sequences. (Running on oeis4.)