login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A298218 Number of nX5 0..1 arrays with every element equal to 0, 1, 2, 4 or 5 king-move adjacent elements, with upper left element zero. 1
16, 73, 89, 503, 2066, 6598, 30780, 125759, 498466, 2153157, 8854291, 36716124, 154630611, 641522869, 2677738287, 11204356400, 46682896140, 194912316404, 814236444189, 3397596012378, 14184233511277, 59227911018086 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A298221.

LINKS

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

EXAMPLE

Some solutions for n=7

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

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

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

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

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

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

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

CROSSREFS

Cf. A298221.

Sequence in context: A232572 A098096 A329076 * A299347 A299094 A299876

Adjacent sequences:  A298215 A298216 A298217 * A298219 A298220 A298221

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 15 2018

STATUS

approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 24 02:41 EDT 2022. Contains 354005 sequences. (Running on oeis4.)