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A208368 Number of nX7 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 0 1 and 0 1 0 vertically 1
42, 1764, 23010, 275769, 3759574, 47178453, 570085195, 6982331490, 85099853444, 1028266559100, 12425457898119, 150136148402568, 1811048511383583, 21834166758810375, 263223641419702766, 3172338713859879000 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 7 of A208369
LINKS
EXAMPLE
Some solutions for n=4
..1..1..1..1..0..1..0....1..0..1..0..1..1..0....0..1..1..1..1..0..1
..1..0..1..1..0..1..0....1..1..0..1..1..0..0....1..1..0..1..0..1..0
..1..1..0..1..0..1..0....0..1..1..1..1..1..0....1..1..1..1..1..1..0
..0..1..0..1..0..1..0....1..1..1..1..0..1..0....1..0..1..1..1..0..0
CROSSREFS
Sequence in context: A208419 A208027 A207807 * A207716 A208077 A009986
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 25 2012
STATUS
approved

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Last modified March 28 17:42 EDT 2024. Contains 371254 sequences. (Running on oeis4.)