A299390 Number of nX5 0..1 arrays with every element equal to 0, 1, 3, 4, 6 or 8 king-move adjacent elements, with upper left element zero.

8, 34, 17, 119, 508, 934, 6254, 28963, 110704, 623533, 3058360, 14051037, 74006972, 368797482, 1785366516, 9150874778, 45753745252, 225850943639, 1143328586070, 5721506664853, 28473908883441, 143312977177121, 717428652168039

Offset

1,1

Comments

Column 5 of A299393.

Links

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

Example

Some solutions for n=7
..0..0..1..0..0. .0..1..0..1..1. .0..1..1..1..0. .0..1..1..1..0
..0..0..1..0..0. .0..1..0..1..1. .1..1..0..1..1. .1..0..1..0..1
..0..1..1..1..0. .0..0..0..0..1. .1..0..0..0..1. .1..1..1..1..1
..0..1..1..1..0. .1..0..0..0..1. .1..0..0..0..1. .0..1..1..1..0
..1..1..1..1..1. .1..0..0..0..0. .0..0..0..0..0. .0..1..1..1..0
..1..0..1..0..1. .1..1..0..1..0. .0..1..0..1..0. .0..0..1..0..0
..1..0..1..0..1. .1..1..0..1..0. .0..1..0..1..0. .1..0..0..0..1

Crossrefs

Cf. A299393.

Sequence in context: A298498 A091720 A298317 * A299191 A300027 A301793

Adjacent sequences: A299387 A299388 A299389 * A299391 A299392 A299393

Keyword

nonn

Author

R. H. Hardin, Feb 09 2018

Status

approved