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!)
A206621 T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with every 2X3 or 3X2 subblock having no more than two equal edges, and new values 0..2 introduced in row major order 9
14, 86, 86, 580, 1155, 580, 4035, 17708, 17708, 4035, 27895, 270869, 623933, 270869, 27895, 192358, 4099700, 21744156, 21744156, 4099700, 192358, 1327931, 62250328, 752689692, 1719525751, 752689692, 62250328, 1327931, 9168477, 945314307 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Table starts

......14..........86............580..............4035.................27895

......86........1155..........17708............270869...............4099700

.....580.......17708.........623933..........21744156.............752689692

....4035......270869.......21744156........1719525751..........135010973857

...27895.....4099700......752689692......135010973857........24021101375251

..192358....62250328....26135187233....10633148505553......4289914143971114

.1327931...945314307...907138039901...837071761231340....765786718381692875

.9168477.14350695690.31481198946322.65890955765683798.136684817422844172008

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..84

EXAMPLE

Some solutions for n=4 k=3

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

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

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

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

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

CROSSREFS

Sequence in context: A272103 A244865 A059600 * A213121 A125324 A126482

Adjacent sequences:  A206618 A206619 A206620 * A206622 A206623 A206624

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin Feb 10 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 October 2 20:36 EDT 2022. Contains 357230 sequences. (Running on oeis4.)