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 A206750 Number of (n+1) X 7 0..3 arrays with every 2 X 3 or 3 X 2 subblock having an equal number of clockwise and counterclockwise edge increases. 0
 12105120, 9604042208, 7932406245672, 6623662914493232, 5553852508380267184, 4664832957577714246616, 3920972890172486310882016, 3296755941481489235686937392 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 6 of A206752. LINKS EXAMPLE Some solutions for n=4: ..3..2..1..0..2..1..0....1..3..1..3..3..3..1....3..1..1..2..0..2..0 ..3..3..2..1..3..2..1....1..1..3..2..3..0..2....1..0..0..1..2..1..2 ..1..1..3..2..0..3..2....1..1..1..3..1..2..3....1..1..0..0..1..3..0 ..1..1..1..3..2..0..3....0..1..2..0..2..1..2....0..1..0..2..3..1..2 ..3..1..2..0..3..1..0....0..0..1..3..0..2..0....1..1..0..2..2..3..0 CROSSREFS Sequence in context: A346359 A233634 A022227 * A178056 A132291 A263391 Adjacent sequences: A206747 A206748 A206749 * A206751 A206752 A206753 KEYWORD nonn AUTHOR R. H. Hardin, Feb 12 2012 STATUS approved

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Last modified February 5 12:47 EST 2023. Contains 360084 sequences. (Running on oeis4.)