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!)
A209827 Number of (n+1)X7 0..2 arrays with every 2X2 subblock having one or two distinct values, and new values 0..2 introduced in row major order 1
33725, 4998707, 773359089, 122849339000, 19693265761805, 3169393696357783, 510927200467908535, 82424301419377854606, 13301092381577339804554, 2146734609278246230819637, 346493487528033789867228222 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 6 of A209829
LINKS
EXAMPLE
Some solutions for n=4
..0..0..0..0..0..1..0....0..0..0..0..1..2..0....0..0..0..1..1..1..0
..1..1..0..2..0..0..0....2..2..0..0..1..2..2....1..0..1..1..2..1..0
..2..1..0..2..2..2..2....1..2..0..0..1..1..2....0..0..0..1..1..1..1
..1..1..0..2..0..2..2....1..2..0..1..0..1..2....0..2..0..0..0..0..0
..1..0..0..2..2..0..0....1..2..0..1..0..1..2....2..0..0..1..0..0..2
CROSSREFS
Sequence in context: A355142 A297127 A234187 * A235735 A235516 A204949
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 13 2012
STATUS
approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified July 14 20:49 EDT 2024. Contains 374323 sequences. (Running on oeis4.)