A300206 Number of nX6 0..1 arrays with every element equal to 0, 1, 2, 3, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero.

32, 2048, 117494, 6912249, 406228452, 23883950854, 1404241937017, 82562348427139, 4854250928660105, 285405606248444064, 16780418393854173458, 986604455823367492435, 58007394683107473100107, 3410543930287238106023455

Offset

1,1

Comments

Column 6 of A300208.

Links

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

Example

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

Crossrefs

Cf. A300208.

Sequence in context: A213416 A317523 A299652 * A303419 A301405 A303425

Adjacent sequences: A300203 A300204 A300205 * A300207 A300208 A300209

Keyword

nonn

Author

R. H. Hardin, Feb 28 2018

Status

approved