A206619 Number of (n+1)X7 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

192358, 62250328, 26135187233, 10633148505553, 4289914143971114, 1738678950539792051, 704228581922250103909, 285197699391932223744199, 115508361295861948938141134, 46781700029539016314279246512

Offset

1,1

Comments

Column 6 of A206621

Links

R. H. Hardin, Table of n, a(n) for n = 1..12

Example

Some solutions for n=4
..0..0..1..1..0..0..1....0..1..0..2..1..2..2....0..0..0..0..0..0..1
..0..2..0..2..0..1..2....1..1..0..1..2..0..0....2..1..2..1..2..1..2
..1..0..2..1..1..2..2....2..0..1..2..0..0..1....0..0..2..0..2..0..1
..2..2..1..0..0..1..0....1..2..0..1..2..2..0....2..1..0..1..1..1..0
..1..2..1..0..1..2..0....0..1..1..2..0..1..2....1..0..1..2..1..2..1

Crossrefs

Sequence in context: A186584 A178289 A221003 * A253522 A254420 A254427

Adjacent sequences: A206616 A206617 A206618 * A206620 A206621 A206622

Keyword

nonn

Author

R. H. Hardin Feb 10 2012

Status

approved