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!)
A284339 Number of 6 X n 0..1 arrays with the number of 1's horizontally, diagonally or antidiagonally adjacent to some 0 equal to the number of 0's adjacent to some 1, with top left element zero. 1
32, 467, 19385, 1000935, 53977741, 3063494246, 177476886878, 10461739893371, 624011970319158, 37553142489545970, 2275676365910034413, 138666493338168560209, 8487568981259644635313, 521456824010639311889624 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Row 6 of A284334.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..28

EXAMPLE

Some solutions for n=3

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

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

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

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

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

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

CROSSREFS

Cf. A284334.

Sequence in context: A133348 A010837 A022724 * A125467 A282525 A250319

Adjacent sequences:  A284336 A284337 A284338 * A284340 A284341 A284342

KEYWORD

nonn

AUTHOR

R. H. Hardin, Mar 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 7 13:08 EST 2021. Contains 349581 sequences. (Running on oeis4.)