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

 

Logo

Thanks to everyone who made a donation during our annual appeal!
To see the list of donors, or make a donation, see the OEIS Foundation home page.

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A279267 Number of nX7 0..1 arrays with no element equal to a strict majority of its horizontal and vertical neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards. 1
15, 120, 1603, 21882, 283450, 3490152, 42093113, 498160278, 5812405127, 67071788240, 766923320987, 8702848263928, 98122997204330, 1100209100745782, 12277125522368779, 136425808025932376, 1510393582783303438 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A279268.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..173

EXAMPLE

Some solutions for n=4

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

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

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

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

CROSSREFS

Cf. A279268.

Sequence in context: A321950 A081079 A138424 * A120794 A264377 A038743

Adjacent sequences:  A279264 A279265 A279266 * A279268 A279269 A279270

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 08 2016

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 23 07:07 EST 2020. Contains 331168 sequences. (Running on oeis4.)