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A205589 Number of (n+1)X8 0..2 arrays with no 2X2 subblock having the same number of equal edges as its horizontal or vertical neighbors, and new values 0..2 introduced in row major order 0
383440, 14668206, 776680394, 40477518336, 2185708696857, 118372688297292 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A205590

LINKS

Table of n, a(n) for n=1..6.

EXAMPLE

Some solutions for n=4

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

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

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

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

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

CROSSREFS

Sequence in context: A206365 A271323 A205759 * A157843 A206167 A206381

Adjacent sequences:  A205586 A205587 A205588 * A205590 A205591 A205592

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 29 2012

STATUS

approved

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Last modified June 27 16:04 EDT 2022. Contains 354896 sequences. (Running on oeis4.)