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A207987 Number of nX6 0..2 arrays avoiding the pattern z z+1 z horizontally and z z-1 z vertically 1
529, 279841, 95527856, 31638012071, 10629041648848, 3578849222737632, 1204494622138201455, 405333113827258812431, 136403423286792425969870, 45903034302323213277967472, 15447463885373895264608054021 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A207989

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

Some solutions for n=4

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

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

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

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

CROSSREFS

Sequence in context: A034987 A206861 A206955 * A207219 A213700 A013773

Adjacent sequences:  A207984 A207985 A207986 * A207988 A207989 A207990

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 22 2012

STATUS

approved

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Last modified September 28 08:27 EDT 2022. Contains 357068 sequences. (Running on oeis4.)