The OEIS is supported by the many generous donors to the OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A206753 Number of (n+1)X(n+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 0
 14, 2187, 2668146, 22816914744, 1369877126104389, 578960195790179305672 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Diagonal of A206761 LINKS EXAMPLE Some solutions for n=4 ..0..0..0..0..1....0..1..0..2..1....0..0..1..2..1....0..0..0..0..1 ..2..1..0..1..2....2..2..1..1..0....0..2..1..0..2....1..2..0..1..2 ..0..0..2..1..2....1..1..0..0..2....2..1..0..2..2....1..2..1..0..0 ..1..1..1..1..0....0..0..2..0..0....2..1..2..0..1....0..2..2..0..0 ..0..1..2..0..1....0..1..2..1..1....2..0..0..1..2....1..0..1..1..2 CROSSREFS Sequence in context: A233076 A134814 A258487 * A279577 A015515 A183580 Adjacent sequences: A206750 A206751 A206752 * A206754 A206755 A206756 KEYWORD nonn 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 | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified February 9 04:43 EST 2023. Contains 360153 sequences. (Running on oeis4.)