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A206214 Number of (n+1)X8 0..2 arrays with every 2X3 or 3X2 subblock having exactly two equal edges, and new values 0..2 introduced in row major order 1
34236, 27656, 40032, 274320, 1435584, 9438912, 68074272, 366583680, 2427719040, 17541854784, 94578589440, 626351512320, 4525798534272, 24401276075520, 161598690178560, 1167656021842176, 6295529227484160, 41692462066068480 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A206215

LINKS

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

FORMULA

Empirical: a(n) = 258*a(n-3) for n>10

EXAMPLE

Some solutions for n=4

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

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

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

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

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

CROSSREFS

Sequence in context: A227699 A234820 A182292 * A227487 A204411 A238927

Adjacent sequences:  A206211 A206212 A206213 * A206215 A206216 A206217

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 04 2012

STATUS

approved

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Last modified July 30 23:15 EDT 2014. Contains 245076 sequences.