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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A202725 Number of (n+3)X10 binary arrays with no more than three of any consecutive four bits set in any row or column 0
232808384209, 140489794603235, 84110153180887751, 50035880671367204219, 29625263373200300829929, 17602341245476520323260803, 10454480376363017611676717695 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A202726

LINKS

Table of n, a(n) for n=1..7.

EXAMPLE

Some solutions for n=1

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

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

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

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

CROSSREFS

Sequence in context: A221263 A172614 A112431 * A132908 A271820 A204781

Adjacent sequences:  A202722 A202723 A202724 * A202726 A202727 A202728

KEYWORD

nonn

AUTHOR

R. H. Hardin Dec 23 2011

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 October 23 10:17 EDT 2021. Contains 348211 sequences. (Running on oeis4.)