A300113 Number of nX6 0..1 arrays with every element equal to 1, 2, 4, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero.

5, 49, 199, 2713, 28935, 346593, 4293657, 52304635, 651028308, 8089657520, 100056945182, 1240880088651, 15396041512653, 190885301982355, 2366819986375265, 29351720842872953, 363983224292273490

Offset

1,1

Comments

Column 6 of A300115.

Links

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

Example

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

Crossrefs

Cf. A300115.

Sequence in context: A299512 A183333 A299312 * A007406 A196326 A273385

Adjacent sequences: A300110 A300111 A300112 * A300114 A300115 A300116

Keyword

nonn

Author

R. H. Hardin, Feb 25 2018

Status

approved