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A206511 Number of (n+1)X8 0..2 arrays with the number of clockwise edge increases in 2X2 subblocks nondecreasing rightwards and downwards 0
3337695, 997160112, 224125465767, 41561685861258, 6781274991216915, 1009956457230227994, 140477097763717169946, 18526867118888845651956, 2341223589530713890986871 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A206512

LINKS

Table of n, a(n) for n=1..9.

EXAMPLE

Some solutions for n=4

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

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

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

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

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

CROSSREFS

Sequence in context: A244574 A250675 A242608 * A238153 A083635 A116306

Adjacent sequences:  A206508 A206509 A206510 * A206512 A206513 A206514

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 08 2012

STATUS

approved

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Last modified August 6 12:33 EDT 2020. Contains 336246 sequences. (Running on oeis4.)