A300340 Number of nX6 0..1 arrays with every element equal to 0, 2, 3, 4, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero.

1, 389, 6780, 258608, 9482056, 366298010, 14485201471, 574690828973, 22936158924074, 916370360035789, 36648762038150443, 1466257125537903225, 58673112644992504445, 2348058855448212864879, 93971410987693994357732

Offset

1,2

Comments

Column 6 of A300342.

Links

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

Example

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

Crossrefs

Cf. A300342.

Sequence in context: A299058 A299819 A299719 * A228580 A242182 A136153

Adjacent sequences: A300337 A300338 A300339 * A300341 A300342 A300343

Keyword

nonn

Author

R. H. Hardin, Mar 03 2018

Status

approved