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A205430 Number of (n+1)X8 0..3 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..3 introduced in row major order 0
5514982, 2848901694, 2098930772556, 1565428649231412, 1210040924920270258 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A205431

LINKS

Table of n, a(n) for n=1..5.

EXAMPLE

Some solutions for n=4

..0..0..0..0..1..0..1..0....0..1..2..3..3..1..3..1....0..1..1..0..0..1..0..1

..0..0..2..2..0..1..2..2....1..0..2..2..2..3..1..0....2..0..2..1..1..1..2..0

..3..0..1..2..0..0..3..2....3..2..1..0..2..1..1..2....1..3..0..0..1..1..1..1

..3..2..0..2..2..2..0..1....2..1..2..1..2..2..2..0....1..1..2..0..3..1..1..3

..1..3..3..0..1..2..3..0....3..3..1..2..2..2..0..2....3..3..1..0..0..2..1..2

CROSSREFS

Sequence in context: A263197 A283652 A206176 * A208455 A207825 A204802

Adjacent sequences:  A205427 A205428 A205429 * A205431 A205432 A205433

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 27 2012

STATUS

approved

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Last modified May 18 11:50 EDT 2022. Contains 353807 sequences. (Running on oeis4.)