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A205334 Number of (n+1)X8 0..2 arrays with the number of equal 2X2 subblock diagonal pairs and equal antidiagonal pairs differing from each horizontal or vertical neighbor, and new values 0..2 introduced in row major order 0
352512, 21939984, 1857980448, 176201014416, 16923247919040, 1628712097341660, 156775478748243528 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A205335

LINKS

Table of n, a(n) for n=1..7.

EXAMPLE

Some solutions for n=4

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

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

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

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

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

CROSSREFS

Sequence in context: A172916 A172765 A205632 * A140942 A294858 A274900

Adjacent sequences:  A205331 A205332 A205333 * A205335 A205336 A205337

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 26 2012

STATUS

approved

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Last modified June 30 19:06 EDT 2022. Contains 354945 sequences. (Running on oeis4.)