A299012 Number of nX5 0..1 arrays with every element equal to 0, 1, 2, 4, 5 or 6 king-move adjacent elements, with upper left element zero.

16, 73, 123, 1052, 6908, 39124, 259556, 1718835, 11081989, 71873006, 470441853, 3077586485, 20035990710, 130783303012, 855187074560, 5580286107117, 36420283697179, 237919422581446, 1553438331352629, 10141105816820335

Offset

1,1

Comments

Column 5 of A299015.

Links

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

Example

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

Crossrefs

Cf. A299015.

Sequence in context: A299347 A299094 A299876 * A299803 A299679 A300311

Adjacent sequences: A299009 A299010 A299011 * A299013 A299014 A299015

Keyword

nonn

Author

R. H. Hardin, Jan 31 2018

Status

approved