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A206062 Number of (n+1)X8 0..3 arrays with every 2X3 or 3X2 subblock having exactly two clockwise edge increases 1
114770680, 805817696, 8150091296, 144759802024, 4049733446192, 116754537442024, 3548796740666104, 104913330043385544, 3100102797454726928, 94947677256651902408, 2808896482891396276872, 82969400940350314916464 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A206063

LINKS

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

FORMULA

Empirical: a(n) = 26761*a(n-3) +573*a(n-5) for n>16

EXAMPLE

Some solutions for n=4

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

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

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

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

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

CROSSREFS

Sequence in context: A112018 A216010 A206751 * A157770 A195282 A186804

Adjacent sequences:  A206059 A206060 A206061 * A206063 A206064 A206065

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 03 2012

STATUS

approved

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Last modified October 25 05:19 EDT 2021. Contains 348239 sequences. (Running on oeis4.)