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A204976
Number of nX6 0..2 arrays with no occurrence of three equal elements in a row horizontally, vertically, diagonally or antidiagonally, and new values 0..2 introduced in row major order
1
82, 40344, 3074889, 311275169, 30057359681, 2924321664147, 284567725886961, 27695578120521405, 2695539138454039643, 262351473887992967184, 25534043844803329717305, 2485171474074376861287947
(list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 6 of A204978
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..53
EXAMPLE
Some solutions for n=5
..0..1..2..1..0..2....0..0..1..0..1..0....0..0..1..2..2..0....0..1..0..2..1..2
..2..0..0..2..1..0....0..0..2..1..0..0....0..0..2..1..2..0....2..0..2..2..1..0
..1..2..1..2..0..2....1..1..2..1..2..2....1..1..2..2..0..1....2..1..1..0..2..1
..2..2..0..1..2..0....2..0..0..2..0..0....1..2..1..2..1..2....0..1..0..2..0..0
..2..1..0..0..2..0....1..1..0..2..1..0....0..1..2..0..1..2....2..2..0..2..0..2
CROSSREFS
Sequence in context: A289330 A282157 A176024 * A204703 A206648 A120269
Adjacent sequences: A204973 A204974 A204975 * A204977 A204978 A204979
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 21 2012
STATUS
approved

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Last modified February 22 06:07 EST 2025. Contains 381098 sequences.
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