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A210050 Number of (n+1)X7 0..2 arrays containing all values 0..2 with every 2X2 subblock having two distinct values, and new values 0..2 introduced in row major order 1
14443, 1020363, 78792305, 6356262535, 518401340537, 42412428208163, 3466529466974219, 282766248564198397, 23013137181473996275, 1868986625137379906677, 151505136803711170945819 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A210052

LINKS

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

EXAMPLE

Some solutions for n=4

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

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

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

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

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

CROSSREFS

Sequence in context: A234977 A250960 A238060 * A203815 A076165 A234119

Adjacent sequences:  A210047 A210048 A210049 * A210051 A210052 A210053

KEYWORD

nonn

AUTHOR

R. H. Hardin Mar 16 2012

STATUS

approved

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Last modified August 3 13:59 EDT 2021. Contains 346438 sequences. (Running on oeis4.)