login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A197407 Number of nX6 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 3,0,1,1,1 for x=0,1,2,3,4 1
16, 664, 7232, 199384, 4499426, 93153650, 2065093081, 45796265386, 1003308210971, 22026879283832, 484764553481336, 10667288376795442, 234488008953014630, 5155498381464737047, 113400638560649259216 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

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

Column 6 of A197409

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..164

EXAMPLE

Some solutions containing all values 0 to 4 for n=4

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

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

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

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

CROSSREFS

Sequence in context: A334734 A220298 A222916 * A197429 A231936 A326210

Adjacent sequences:  A197404 A197405 A197406 * A197408 A197409 A197410

KEYWORD

nonn

AUTHOR

R. H. Hardin Oct 14 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 September 22 03:54 EDT 2020. Contains 337289 sequences. (Running on oeis4.)