A300266 Number of nX7 0..1 arrays with every element equal to 0, 1, 2, 3, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero.

64, 3440, 25034, 412094, 12622937, 298472434, 6717267728, 162737578821, 3942079842968, 94361285192110, 2267096616986688, 54573852949272578, 1312484927351655626, 31563343981991328303, 759236121487442954159

Offset

1,1

Comments

Column 7 of A300267.

Links

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

Example

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

Crossrefs

Cf. A300267.

Sequence in context: A299007 A299674 A299752 * A283855 A283413 A264210

Adjacent sequences: A300263 A300264 A300265 * A300267 A300268 A300269

Keyword

nonn

Author

R. H. Hardin, Mar 01 2018

Status

approved