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A202524 Number of (n+2)X(n+2) binary arrays avoiding patterns 000 and 101 in rows, columns and nw-to-se diagonals 0
86, 518, 2263, 9746, 46621, 216973, 986000, 4557888, 21113706, 97219263, 448210042, 2069521757, 9547241581 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Diagonal of A202532
LINKS
EXAMPLE
Some solutions for n=3
..0..1..0..0..1....1..0..0..1..1....1..1..1..1..1....0..0..1..0..0
..1..1..1..1..1....1..1..1..1..1....1..1..1..1..0....1..1..1..1..1
..1..1..1..1..1....1..1..1..1..1....1..1..1..1..0....1..1..1..1..1
..1..1..1..1..1....0..1..1..1..1....0..1..1..1..1....1..1..1..1..1
..0..0..1..1..0....0..1..0..0..1....0..0..1..1..1....0..1..1..1..1
CROSSREFS
Sequence in context: A162028 A157443 A035136 * A232708 A232706 A344679
KEYWORD
nonn
AUTHOR
R. H. Hardin Dec 20 2011
STATUS
approved

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Last modified July 17 21:15 EDT 2024. Contains 374377 sequences. (Running on oeis4.)