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 A186819 Half the number of (n+2)X5 binary arrays with each 3X3 subblock having sum 4 or 5 1
 2904, 25808, 222632, 2009622, 18829218, 175882357, 1653336285, 15639380661, 147826932337, 1399067559974, 13257222778967, 125596828357521, 1190237476340344, 11282323553231805, 106939751216903914 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 3 of A186825 LINKS R. H. Hardin, Table of n, a(n) for n = 1..200 EXAMPLE Some solutions for 4X5 with a(1,1)=0 ..0..1..0..0..1....0..0..1..1..0....0..1..1..0..1....0..0..1..0..1 ..1..1..0..1..1....1..1..0..0..1....0..1..0..0..1....0..0..1..0..0 ..0..0..1..0..0....1..0..0..1..1....1..1..0..1..0....0..1..1..0..0 ..0..0..1..0..1....0..1..0..1..1....1..0..1..0..1....0..0..1..0..1 CROSSREFS Sequence in context: A207533 A054828 A153412 * A247317 A236742 A254183 Adjacent sequences: A186816 A186817 A186818 * A186820 A186821 A186822 KEYWORD nonn AUTHOR R. H. Hardin Feb 27 2011 STATUS approved

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Last modified November 27 22:56 EST 2022. Contains 358406 sequences. (Running on oeis4.)