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A220578 Equals one maps: number of nX7 binary arrays indicating the locations of corresponding elements equal to exactly one of their horizontal and antidiagonal neighbors in a random 0..1 nX7 array 0
64, 5240, 436288, 33180533, 2449921734, 178051989526, 12835487766480 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 7 of A220579
LINKS
EXAMPLE
Some solutions for n=3
..0..0..0..0..0..1..0....0..0..0..1..0..0..1....0..0..1..0..0..1..0
..0..1..0..0..1..0..1....0..0..1..1..0..1..1....0..1..0..1..0..0..1
..1..1..1..0..1..0..0....1..1..1..0..1..0..0....1..0..1..0..0..0..0
CROSSREFS
Sequence in context: A302964 A302807 A303468 * A067821 A283491 A300471
KEYWORD
nonn
AUTHOR
R. H. Hardin Dec 16 2012
STATUS
approved

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Last modified May 19 07:05 EDT 2024. Contains 372666 sequences. (Running on oeis4.)