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A220576 Equals one maps: number of nX5 binary arrays indicating the locations of corresponding elements equal to exactly one of their horizontal and antidiagonal neighbors in a random 0..1 nX5 array 1
16, 371, 8334, 165130, 3162375, 59690533, 1120269376, 20961430054, 391477041024, 7301113014734, 136014086356403, 2531419892514045, 47074407789101798, 874763025888567980, 16244954731049984109, 301509938118179385606 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A220579

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..33

EXAMPLE

Some solutions for n=3

..0..0..1..0..0....0..0..0..1..0....0..1..1..1..0....0..0..0..1..1

..1..0..0..0..0....0..1..0..1..0....1..0..1..0..1....0..0..0..0..0

..1..1..1..0..0....0..1..0..1..1....1..0..1..0..1....1..0..1..1..0

CROSSREFS

Sequence in context: A008427 A187177 A053105 * A264186 A240458 A240891

Adjacent sequences: A220573 A220574 A220575 * A220577 A220578 A220579

KEYWORD

nonn

AUTHOR

R. H. Hardin Dec 16 2012

STATUS

approved

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Last modified March 31 21:40 EDT 2023. Contains 361673 sequences. (Running on oeis4.)