login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A184475 1/6 the number of (n+2)X9 0..2 arrays with each 3X3 subblock containing one of one value, four of another, and four of the last 0
559305, 645837, 747735, 878625, 1219455, 1782585, 2909367 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A184477

LINKS

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

EXAMPLE

Some solutions with a(1,1)=0 for 4X9

..0..1..2..2..0..2..2..1..1....0..1..1..2..1..1..0..2..1

..0..1..1..2..0..1..2..1..0....0..1..0..2..1..0..0..1..0

..0..1..0..2..0..0..2..1..2....0..2..1..2..2..1..0..1..1

..0..1..2..2..0..2..2..1..1....0..1..1..2..1..1..0..2..1

CROSSREFS

Sequence in context: A202720 A235969 A203659 * A233916 A206194 A250534

Adjacent sequences:  A184472 A184473 A184474 * A184476 A184477 A184478

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 15 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 15 03:09 EDT 2019. Contains 328025 sequences. (Running on oeis4.)