A188877 Number of 5Xn binary arrays without the pattern 0 0 0 antidiagonally or horizontally

32, 1024, 13045, 252932, 4805140, 84965120, 1558668181, 28472229080, 517776315573, 9442392487092, 172104527985533, 3136183930249272, 57160501361811036, 1041761230924349515, 18986128724688300231

Offset

1,1

Comments

Row 5 of A188874

Links

R. H. Hardin, Table of n, a(n) for n = 1..200

Example

Some solutions for 5X3
..0..0..1....1..0..0....1..1..1....0..0..1....0..1..1....1..0..1....0..1..1
..0..1..0....0..1..0....1..0..1....1..0..0....1..1..1....1..0..1....1..1..0
..1..0..1....0..1..1....1..1..1....0..1..1....1..1..1....1..0..0....0..0..1
..1..0..1....0..1..0....1..0..0....1..0..1....1..0..0....1..1..0....1..0..0
..1..1..0....1..0..1....0..1..1....0..0..1....0..1..1....0..1..1....1..0..1

Crossrefs

Sequence in context: A223683 A189067 A189192 * A189113 A188906 A189107

Adjacent sequences: A188874 A188875 A188876 * A188878 A188879 A188880

Keyword

nonn

Author

R. H. Hardin Apr 12 2011

Status

approved