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!)
A206761 T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with every 2X3 or 3X2 subblock having no more than three equal edges, and new values 0..2 introduced in row major order 9
14, 106, 106, 861, 2187, 861, 7010, 46860, 46860, 7010, 56970, 1002015, 2668146, 1002015, 56970, 463064, 21403411, 151490088, 151490088, 21403411, 463064, 3764188, 457325164, 8593845900, 22816914744, 8593845900, 457325164, 3764188 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Table starts

.......14..........106..............861.................7010

......106.........2187............46860..............1002015

......861........46860..........2668146............151490088

.....7010......1002015........151490088..........22816914744

....56970.....21403411.......8593845900........3433011146796

...463064....457325164.....487641463195......516680726881281

..3764188...9771502433...27669705981731....77761210840373532

.30597928.208781853511.1570026011774797.11703109168740768786

LINKS

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

EXAMPLE

Some solutions for n=4 k=3

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

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

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

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

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

CROSSREFS

Sequence in context: A061179 A285752 A076128 * A190868 A125351 A126509

Adjacent sequences:  A206758 A206759 A206760 * A206762 A206763 A206764

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin Feb 12 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 April 18 14:57 EDT 2021. Contains 343089 sequences. (Running on oeis4.)