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A202890 Number of (n+2) X (n+2) binary arrays avoiding patterns 001 and 010 in rows, columns and nw-to-se diagonals. 0
96, 844, 17116, 505725, 22949327, 1847238109, 251440992886, 56732547157097, 21646795515491131, 13988367087026139412, 15250027197295200766732 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
EXAMPLE
Some solutions for n=3
..1..0..1..1..1....1..1..1..1..1....1..1..1..1..1....0..1..1..0..0
..1..1..1..1..1....1..1..1..0..0....1..1..1..0..1....1..1..0..1..1
..1..1..1..1..1....1..1..1..0..1....1..1..1..1..0....1..0..1..1..1
..1..0..1..1..1....0..1..1..0..1....0..1..1..1..0....0..1..1..0..1
..0..1..1..0..0....1..1..0..0..0....1..1..0..0..0....0..1..1..1..0
CROSSREFS
Diagonal of A202898
Sequence in context: A096783 A253410 A326576 * A173615 A103846 A203979
KEYWORD
nonn,more
AUTHOR
R. H. Hardin, Dec 25 2011
STATUS
approved

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Last modified April 24 19:06 EDT 2024. Contains 371962 sequences. (Running on oeis4.)