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A204509 Number of (n+2)X6 0..2 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..2 introduced in row major order 1
874124, 65497615, 5365887358, 299144720528, 19402036828532, 1289231277417171, 81814882335010569, 5269145762408141165, 340828084187350852760, 21927753769216466022296, 1412692681904698291134210 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 4 of A204511
LINKS
EXAMPLE
Some solutions for n=3
..0..1..0..2..1..2....0..0..1..1..2..1....0..0..0..0..0..1....0..0..1..2..1..2
..2..1..1..0..1..1....1..1..2..1..0..2....2..1..2..1..2..1....0..1..0..0..0..0
..1..1..1..1..1..1....1..1..1..1..1..1....1..1..1..1..1..1....0..0..0..0..0..0
..1..2..2..1..1..1....1..1..0..0..0..0....2..1..1..1..0..0....2..1..0..0..1..1
..1..2..0..1..2..1....1..0..0..0..2..0....1..2..0..0..0..0....1..1..1..0..1..2
CROSSREFS
Sequence in context: A293373 A306868 A223886 * A271263 A253523 A254421
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 15 2012
STATUS
approved

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Last modified May 22 04:07 EDT 2024. Contains 372742 sequences. (Running on oeis4.)