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A204967 Number of (n+2)X6 0..1 arrays with every 3X3 subblock having three equal elements in a row horizontally, vertically, diagonally or antidiagonally at least two different ways, and new values 0..1 introduced in row major order 1
36522, 1085013, 31837899, 916967622, 26548318278, 768548149208, 22245382735903, 643910842041150, 18638431361258012, 539502218649996908, 15616268658553505055, 452023741831342310802, 13084141546692160795551 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A204971

LINKS

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

EXAMPLE

Some solutions for n=3

..0..0..1..0..1..0....0..0..0..0..0..1....0..0..1..1..1..1....0..0..1..1..0..0

..1..1..0..0..0..0....1..0..1..0..1..1....0..0..1..0..0..1....1..0..1..0..0..1

..1..1..1..0..0..1....1..1..1..1..1..1....1..1..1..0..1..1....0..0..0..0..0..1

..0..1..1..1..1..0....0..1..1..0..1..0....1..1..1..1..1..1....0..0..0..1..0..0

..1..0..1..1..1..1....0..1..1..1..1..0....0..1..0..0..1..0....1..1..1..1..0..0

CROSSREFS

Sequence in context: A234858 A234856 A222952 * A011771 A011770 A143369

Adjacent sequences:  A204964 A204965 A204966 * A204968 A204969 A204970

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 21 2012

STATUS

approved

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Last modified October 31 12:53 EDT 2014. Contains 248866 sequences.