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 A220241 Equals two maps: number of nX5 binary arrays indicating the locations of corresponding elements equal to exactly two of their horizontal and vertical neighbors in a random 0..1 nX5 array 0
 7, 292, 8127, 219617, 5804389, 165087351 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 5 of A220242 LINKS Table of n, a(n) for n=1..6. EXAMPLE Some solutions for n=3 ..0..0..0..1..1....0..0..0..0..0....1..0..1..1..0....0..1..1..0..1 ..0..0..1..1..1....0..1..1..0..1....1..0..0..1..1....0..1..0..0..1 ..0..1..1..1..0....0..1..0..0..1....1..0..0..1..1....0..0..0..0..1 CROSSREFS Sequence in context: A096548 A160072 A137435 * A041851 A082168 A362658 Adjacent sequences: A220238 A220239 A220240 * A220242 A220243 A220244 KEYWORD nonn AUTHOR R. H. Hardin Dec 08 2012 STATUS approved

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Last modified December 4 16:44 EST 2023. Contains 367563 sequences. (Running on oeis4.)