A300311 Number of nX5 0..1 arrays with every element equal to 0, 1, 2, 4, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero.

16, 73, 148, 1537, 15171, 120072, 1008622, 9188573, 81099064, 701806589, 6205630574, 54925895637, 481921246907, 4241104588011, 37412849210716, 329363102328530, 2899032130143327, 25539363898162145, 224935877333981373

Offset

1,1

Comments

Column 5 of A300314.

Links

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

Example

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

Crossrefs

Cf. A300314.

Sequence in context: A299012 A299803 A299679 * A058333 A232337 A124894

Adjacent sequences: A300308 A300309 A300310 * A300312 A300313 A300314

Keyword

nonn

Author

R. H. Hardin, Mar 02 2018

Status

approved