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!)
A210265 Number of (n+1)X7 0..3 arrays containing all values 0..3 with every 2X2 subblock having three distinct values, and new values 0..3 introduced in row major order 1
406580, 292930403, 202860601666, 140618780386783, 97427021073113618, 67504950532170896962, 46772256594635018663098, 32407200627974582453716845, 22454047914872390935721775848, 15557785658285684261082467862656 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A210267

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

Some solutions for n=4

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

..2..1..2..1..3..1..3....1..2..1..2..1..3..2....1..2..3..1..2..1..2

..3..1..3..3..0..1..0....0..0..2..3..1..0..2....0..0..2..2..3..2..3

..0..1..0..1..1..2..0....1..2..1..2..3..3..2....1..3..3..0..3..0..2

..3..0..3..3..0..2..1....1..0..0..0..0..1..1....3..2..1..1..3..1..1

CROSSREFS

Sequence in context: A237510 A234375 A237919 * A043609 A220988 A295445

Adjacent sequences:  A210262 A210263 A210264 * A210266 A210267 A210268

KEYWORD

nonn

AUTHOR

R. H. Hardin Mar 19 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 | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified October 16 20:36 EDT 2021. Contains 348047 sequences. (Running on oeis4.)