A189699 Number of 6Xn binary arrays without the pattern 0 0 1 diagonally, vertically or antidiagonally

33, 1089, 20316, 370045, 7174919, 140346362, 2748122586, 53801184855, 1053901033470, 20648231159172, 404572006660088, 7927242763654571, 155332036036173579, 3043718021008444561, 59641726902710453442

Offset

1,1

Comments

Row 6 of A189696

Links

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

Example

Some solutions for 6X3
..1..1..1....1..1..1....1..0..1....1..1..0....1..0..1....1..0..1....0..1..1
..1..1..1....1..0..1....0..1..1....1..1..1....1..1..0....1..1..1....1..1..0
..1..1..1....0..1..1....1..1..1....1..0..0....1..1..1....0..0..1....1..1..1
..0..1..0....1..1..1....1..0..1....1..0..1....1..0..1....1..1..1....1..1..0
..1..1..1....1..0..0....0..1..1....0..0..1....1..1..0....1..1..1....1..1..1
..1..0..0....1..1..0....0..1..0....1..0..0....0..0..0....1..0..1....1..1..1

Crossrefs

Sequence in context: A189261 A206892 A188760 * A207092 A188989 A189199

Adjacent sequences: A189696 A189697 A189698 * A189700 A189701 A189702

Keyword

nonn

Author

R. H. Hardin Apr 25 2011

Status

approved