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!)
A206168 Number of (n+1)X8 0..3 arrays with every 2X2 subblock in a row having an equal number of equal diagonal or equal antidiagonal elements, adjacent rows differing in this number, and new values 0..3 introduced in row major order 0
3375401, 529805350, 440473683078, 69556988274126, 57870112115269814 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 7 of A206169
LINKS
EXAMPLE
Some solutions for n=4
..0..0..0..0..0..0..1..1....0..1..0..1..0..2..2..1....0..0..0..1..0..0..2..0
..2..1..1..2..1..3..2..3....0..3..2..1..3..1..0..1....1..2..2..3..2..3..3..0
..1..0..1..1..1..1..3..3....2..0..3..2..1..1..1..1....1..1..2..2..0..2..3..3
..2..3..2..3..0..0..0..0....2..1..1..0..0..2..0..3....3..0..0..3..0..1..1..0
..2..2..0..2..3..0..1..0....2..2..1..1..0..0..1..0....2..3..0..0..0..0..1..1
CROSSREFS
Sequence in context: A257916 A015408 A036472 * A206382 A114682 A157106
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 04 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 March 18 22:56 EDT 2024. Contains 370952 sequences. (Running on oeis4.)