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!)
A282188 Number of nX5 0..2 arrays with no element equal to more than four of its king-move neighbors, with the exception of exactly two elements, and with new values introduced in order 0 sequentially upwards. 1
0, 104, 122866, 48031921, 15775532484, 4628006363340, 1272857909584052, 335082099331844598, 85470908384591747884, 21285458881802958234214, 5201697654846209474162168, 1251846596363732482342465530 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 5 of A282189.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..16

EXAMPLE

Some solutions for n=3

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

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

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

CROSSREFS

Cf. A282189.

Sequence in context: A048920 A091539 A157874 * A271764 A069172 A231578

Adjacent sequences:  A282185 A282186 A282187 * A282189 A282190 A282191

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 08 2017

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 2 23:47 EDT 2020. Contains 333194 sequences. (Running on oeis4.)