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A188756
Number of n X n binary arrays without the pattern 0 0 1 vertically or horizontally
1
2, 16, 240, 8024, 532168, 75643222, 23051042448, 15452387615952, 22950235913333896, 76154002726353974190, 566628641478740667189960, 9481314346965748016023712242, 357341446119863197891865122035480
OFFSET
1,1
COMMENTS
Diagonal of A188763
LINKS
EXAMPLE
Some solutions for 3X3
..1..1..1....1..1..1....1..0..0....0..0..0....1..1..0....0..1..0....1..0..0
..0..1..1....0..0..0....0..1..1....1..1..0....0..1..0....1..1..0....1..1..1
..0..1..0....0..0..0....1..0..0....1..0..0....0..0..0....0..1..0....1..0..0
CROSSREFS
Sequence in context: A152069 A188767 A206884 * A156495 A203418 A207082
KEYWORD
nonn
AUTHOR
R. H. Hardin Apr 09 2011
STATUS
approved