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

 

Logo

Annual Appeal: Please make a donation (tax deductible in USA) to keep the OEIS running. Over 5000 articles have referenced us, often saying "we discovered this result with the help of the OEIS".

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A206214 Number of (n+1)X8 0..2 arrays with every 2X3 or 3X2 subblock having exactly two equal edges, and new values 0..2 introduced in row major order 1
34236, 27656, 40032, 274320, 1435584, 9438912, 68074272, 366583680, 2427719040, 17541854784, 94578589440, 626351512320, 4525798534272, 24401276075520, 161598690178560, 1167656021842176, 6295529227484160, 41692462066068480 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A206215

LINKS

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

FORMULA

Empirical: a(n) = 258*a(n-3) for n>10

EXAMPLE

Some solutions for n=4

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

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

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

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

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

CROSSREFS

Sequence in context: A227699 A234820 A182292 * A227487 A204411 A238927

Adjacent sequences:  A206211 A206212 A206213 * A206215 A206216 A206217

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 | Recent | More pages
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy .

Last modified December 8 15:08 EST 2016. Contains 278945 sequences.