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A223147 Number of nX5 0..2 arrays with no more than floor(nX5/2) elements equal to at least one horizontal, vertical or antidiagonal neighbor, with new values introduced in row major 0..2 order 1
24, 990, 23376, 1753639, 35160014, 2829178640, 57855419616, 4836446707793, 101866996330559, 8702834137106991, 187759794261834710, 16250488781543733341, 356862837288707460939, 31136852536742130487995 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 5 of A223149
LINKS
EXAMPLE
Some solutions for n=3
..0..1..1..1..0....0..1..0..1..0....0..1..0..2..1....0..1..2..0..0
..2..2..0..2..1....0..2..1..2..1....2..0..0..2..2....2..0..1..2..0
..1..0..1..0..2....1..0..1..1..2....0..2..1..0..1....1..0..0..0..1
CROSSREFS
Sequence in context: A006175 A058810 A265872 * A272551 A222933 A222384
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 16 2013
STATUS
approved

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Last modified April 16 12:52 EDT 2024. Contains 371711 sequences. (Running on oeis4.)