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A206759 Number of (n+1)X7 0..2 arrays with every 2X3 or 3X2 subblock having no more than three equal edges, and new values 0..2 introduced in row major order 0
463064, 457325164, 487641463195, 516680726881281, 546822154520262723, 578960195790179305672, 612965374305549492727567, 648963710428833478397389783 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A206761

LINKS

Table of n, a(n) for n=1..8.

EXAMPLE

Some solutions for n=4

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

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

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

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

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

CROSSREFS

Sequence in context: A216068 A237964 A251980 * A257951 A213461 A051594

Adjacent sequences:  A206756 A206757 A206758 * A206760 A206761 A206762

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 12 2012

STATUS

approved

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Last modified April 17 02:14 EDT 2021. Contains 343059 sequences. (Running on oeis4.)