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 A186822 Half the number of (n+2)X8 binary arrays with each 3X3 subblock having sum 4 or 5 1
 351549, 8178097, 175882357, 4037185979, 99751773733, 2438542117645, 60308324623150, 1516683374850488, 38032276571587138, 956441493166746722, 24150737847734062271, 609282424290159593345, 15383449942709902209325 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 6 of A186825 LINKS R. H. Hardin, Table of n, a(n) for n = 1..17 EXAMPLE Some solutions for 4X8 with a(1,1)=0 ..0..0..1..0..0..1..0..1....0..0..1..0..1..1..0..1....0..0..1..0..1..0..1..0 ..0..1..0..1..0..0..1..1....0..1..1..1..0..1..0..1....0..1..1..0..1..1..0..1 ..0..1..1..0..1..1..0..0....0..1..0..0..0..0..1..0....0..1..0..0..1..0..0..1 ..0..0..1..0..0..1..1..0....0..0..1..0..1..1..1..0....0..1..0..1..0..1..0..1 CROSSREFS Sequence in context: A274245 A274254 A122036 * A251246 A237098 A172664 Adjacent sequences: A186819 A186820 A186821 * A186823 A186824 A186825 KEYWORD nonn AUTHOR R. H. Hardin Feb 27 2011 STATUS approved

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Last modified June 16 23:34 EDT 2024. Contains 373432 sequences. (Running on oeis4.)