A207003 Number of 6Xn 0..1 arrays avoiding 0 1 0 horizontally and 0 1 1 vertically

33, 1089, 16109, 211471, 3032756, 45723467, 683241763, 10070110597, 148233534913, 2188626118244, 32347115051263, 477836040550545, 7056110017685369, 104200645149581597, 1538926599002070335

Offset

1,1

Comments

Row 6 of A207000

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

Example

Some solutions for n=4
..0..0..1..1....1..1..0..0....0..0..0..0....1..1..1..1....1..0..1..1
..0..0..1..1....0..1..1..1....1..1..0..0....1..1..1..1....0..0..0..0
..0..0..1..1....1..1..0..0....0..0..0..1....1..1..1..1....1..0..1..1
..1..1..0..1....0..1..1..1....0..1..1..0....1..1..1..0....0..0..0..0
..0..0..1..1....1..0..0..0....1..0..0..0....1..0..1..1....1..0..1..1
..1..0..0..0....0..1..1..0....0..0..0..0....1..1..0..0....0..0..0..0

Crossrefs

Sequence in context: A188611 A188848 A188855 * A206783 A188520 A189261

Adjacent sequences: A207000 A207001 A207002 * A207004 A207005 A207006

Keyword

nonn

Author

R. H. Hardin Feb 14 2012

Status

approved