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A198603 Number of 2nX14 0..3 arrays with values 0..3 introduced in row major order and each element equal to exactly two horizontal and vertical neighbors 0
122, 125168, 143724590, 173328303620, 212660032469362 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 7 of A198604
LINKS
EXAMPLE
A solution for n=2
..0..0..1..1..2..2..3..3..1..1..1..1..1..1
..0..0..1..1..2..2..3..3..1..2..2..0..0..1
..3..3..2..2..3..3..0..0..1..2..2..0..0..1
..3..3..2..2..3..3..0..0..1..1..1..1..1..1
CROSSREFS
Sequence in context: A282274 A208397 A098129 * A237640 A258489 A015079
KEYWORD
nonn
AUTHOR
R. H. Hardin Oct 27 2011
STATUS
approved

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Last modified March 28 12:26 EDT 2024. Contains 371254 sequences. (Running on oeis4.)