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A188309 Number of (n+1)X8 binary arrays with every 2X2 subblock sum equal to exactly one or two horizontal and vertical neighbor 2X2 subblock sums 0
3616, 348728, 10660334, 396560236, 14070003616, 520845610752 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 7 of A188311
LINKS
EXAMPLE
Some solutions for 3X8
..0..0..0..1..1..1..0..0....0..1..0..0..0..1..0..0....0..0..1..0..1..1..1..1
..1..0..0..1..1..1..0..0....0..1..0..1..0..1..0..1....0..1..0..0..0..0..1..0
..0..0..0..1..0..1..0..0....0..1..0..0..0..1..0..0....0..0..1..1..1..1..1..1
CROSSREFS
Sequence in context: A107538 A270260 A106433 * A185495 A029829 A187745
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 27 2011
STATUS
approved

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Last modified July 20 17:32 EDT 2024. Contains 374459 sequences. (Running on oeis4.)