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

 

Logo

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 56th year, we are closing in on 350,000 sequences, and we’ve crossed 9,700 citations (which often say “discovered thanks to the OEIS”).

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A297099 Number of nX5 0..1 arrays with no 1 adjacent to 4 king-move neighboring 1s. 1
32, 808, 14566, 304059, 6316836, 129966319, 2685011300, 55461279894, 1145287856764, 23653354480069, 488504621523731, 10088844531709886, 208360739355915187, 4303187860222225160, 88871937697091787638 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A297102.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

Some solutions for n=3

..1..0..1..0..0. .0..0..1..1..1. .1..0..1..1..1. .0..0..1..1..1

..0..1..0..0..0. .0..1..0..0..0. .1..1..0..1..0. .0..0..0..0..1

..0..0..0..0..1. .0..0..1..0..0. .1..0..1..0..1. .0..0..1..0..1

CROSSREFS

Cf. A297102.

Sequence in context: A248071 A183215 A282396 * A238771 A181248 A139677

Adjacent sequences:  A297096 A297097 A297098 * A297100 A297101 A297102

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 25 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 December 4 15:36 EST 2021. Contains 349526 sequences. (Running on oeis4.)