A297082 Number of nX5 0..1 arrays with no 1 adjacent to 2 king-move neighboring 1s.

24, 286, 3616, 64819, 1180260, 22630723, 444282892, 8764056739, 173651084724, 3445542719300, 68404476495248, 1358465002483507, 26981083438922731, 535911408850272024, 10644784563495088025, 211438854652050667381

Offset

1,1

Comments

Column 5 of A297085.

Links

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

Example

Some solutions for n=5
..1..0..0..0..0. .0..0..0..0..0. .0..0..0..0..0. .1..0..0..0..1
..0..1..1..0..1. .0..0..1..0..0. .0..0..1..1..0. .0..0..0..1..0
..1..0..0..0..1. .1..0..0..0..0. .0..0..1..1..1. .0..0..0..0..0
..0..0..0..0..0. .0..0..0..0..1. .1..0..0..1..1. .0..1..1..0..0
..1..1..0..0..1. .1..1..0..0..1. .1..0..1..0..0. .0..0..0..0..0

Crossrefs

Cf. A297085.

Sequence in context: A297604 A001496 A055754 * A282154 A035707 A035475

Adjacent sequences: A297079 A297080 A297081 * A297083 A297084 A297085

Keyword

nonn

Author

R. H. Hardin, Dec 25 2017

Status

approved