A203351 Number of (n+2)X6 binary arrays avoiding patterns 010 and 101 in rows, columns and nw-to-se diagonals

2062, 14068, 84322, 505798, 3056040, 18480372, 111589592, 674322800, 4074139940, 24612093494, 148701447448, 898399743424, 5427755036698, 32792496406138, 198119766704856, 1196964769857880, 7231611525811128, 43690672868090104

Offset

1,1

Comments

Column 4 of A203355

Links

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

Example

Some solutions for n=3
..1..0..0..0..0..0....1..0..0..1..1..1....1..1..1..0..0..0....1..0..0..0..1..1
..1..1..0..0..0..0....1..1..1..1..1..0....0..1..1..1..1..0....1..1..0..0..1..1
..1..1..1..0..0..0....1..1..1..1..1..0....0..1..1..1..1..1....0..1..1..0..0..1
..1..1..1..1..1..0....1..1..1..1..1..0....0..0..1..1..1..1....0..1..1..0..0..1
..0..0..1..1..1..1....1..0..0..0..1..1....0..0..0..0..0..0....1..1..1..0..0..0

Crossrefs

Sequence in context: A357918 A237178 A184227 * A106719 A119722 A234110

Adjacent sequences: A203348 A203349 A203350 * A203352 A203353 A203354

Keyword

nonn

Author

R. H. Hardin Dec 31 2011

Status

approved