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A210387 Number of (n+1)X6 0..2 arrays with every 2X2 subblock having one, two or three distinct clockwise edge differences 1
326313, 151416037, 70247824293, 32601836961677, 15131054507351557, 7022635194726704581, 3259355143558953645273, 1512736837309900965085933, 702093744251879971424230653, 325856829949248547192052816513 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A210390

LINKS

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

EXAMPLE

Some solutions for n=4

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

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

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

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

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

CROSSREFS

Sequence in context: A015360 A209847 A237306 * A269901 A234865 A251438

Adjacent sequences:  A210384 A210385 A210386 * A210388 A210389 A210390

KEYWORD

nonn

AUTHOR

R. H. Hardin Mar 20 2012

STATUS

approved

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Last modified May 24 05:41 EDT 2022. Contains 354005 sequences. (Running on oeis4.)