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 A183258 Number of nX3 binary arrays with the number of 0-1 adjacencies equal to the number of 0-0 adjacencies 1
 3, 5, 39, 157, 1074, 6851, 44684, 295255, 1966032, 13171478, 88698018, 600058038, 4077037444, 27777725036, 189722626787, 1299006953774, 8913417210851, 61269535943916, 421812728721817, 2908203722323184, 20077316090851079 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 3 of A183262 LINKS R. H. Hardin, Table of n, a(n) for n = 1..200 EXAMPLE Some solutions for 5X3 ..0..1..1....1..0..1....0..0..1....1..0..0....1..1..1....0..0..0....0..0..1 ..0..0..0....0..0..1....0..1..0....0..1..0....0..0..0....0..0..1....0..1..1 ..1..1..0....0..0..1....0..0..1....0..1..0....1..1..0....1..0..1....0..0..0 ..1..0..0....0..0..1....0..0..1....0..1..0....1..0..0....1..1..1....0..0..1 ..1..0..0....1..0..1....0..0..1....0..0..0....0..0..0....1..1..1....1..0..0 CROSSREFS Sequence in context: A337859 A184314 A300938 * A077779 A176112 A215133 Adjacent sequences: A183255 A183256 A183257 * A183259 A183260 A183261 KEYWORD nonn AUTHOR R. H. Hardin Jan 03 2011 STATUS approved

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Last modified August 9 11:50 EDT 2024. Contains 375042 sequences. (Running on oeis4.)