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!)
A299601 Number of nX7 0..1 arrays with every element equal to 2, 3, 4, 5, 7 or 8 king-move adjacent elements, with upper left element zero. 1
0, 104, 3051, 72751, 4309263, 197267780, 9743385598, 481541186894, 23753464370841, 1177165425219598, 58266046167978416, 2886208357543956203, 142961429483327026603, 7081556077991924024988, 350792681281930188956328 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 7 of A299602.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A299602.

Sequence in context: A298628 A281536 A250684 * A217773 A298460 A299553

Adjacent sequences:  A299598 A299599 A299600 * A299602 A299603 A299604

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 14 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 | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified January 20 10:18 EST 2022. Contains 350471 sequences. (Running on oeis4.)