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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A197232 Number of nX5 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 4,3,0,1,2 for x=0,1,2,3,4 1
5, 79, 1178, 17759, 249929, 3710070, 56349129, 835898389, 12424253226, 185170942121, 2756987019132, 41049283628808, 611224414499977, 9101497296825313, 135525785782060767, 2017991596365393605 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Every 0 is next to 0 4's, every 1 is next to 1 3's, every 2 is next to 2 0's, every 3 is next to 3 1's, every 4 is next to 4 2's

Column 5 of A197235

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..200

EXAMPLE

Some solutions for n=4

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

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

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

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

CROSSREFS

Sequence in context: A198010 A197747 A198152 * A152297 A244585 A293786

Adjacent sequences:  A197229 A197230 A197231 * A197233 A197234 A197235

KEYWORD

nonn

AUTHOR

R. H. Hardin Oct 12 2011

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 April 24 10:11 EDT 2019. Contains 322420 sequences. (Running on oeis4.)