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A204682 Number of nX5 0..3 arrays with no occurrence of three equal elements in a row horizontally, vertically, diagonally or antidiagonally, and new values 0..3 introduced in row major order 0
40, 31168, 12711292, 5770321516, 2579588216958, 1155411237719424, 517329649988490420, 231643442002878488571 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 5 of A204685
LINKS
EXAMPLE
Some solutions for n=5
..0..0..1..0..1....0..0..1..0..0....0..1..0..0..1....0..1..1..0..2
..0..1..0..0..1....1..0..1..2..1....1..0..2..2..0....1..1..2..0..3
..2..3..0..3..0....1..1..2..1..0....2..2..1..1..0....2..3..3..1..0
..2..1..1..0..3....3..3..0..1..3....1..1..2..2..1....2..1..3..2..0
..3..0..2..3..2....0..1..0..2..3....0..0..3..0..0....1..0..2..0..1
CROSSREFS
Sequence in context: A159680 A240628 A159390 * A205158 A205307 A185194
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 18 2012
STATUS
approved

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Last modified April 16 07:05 EDT 2024. Contains 371697 sequences. (Running on oeis4.)