A299665 Number of nX5 0..1 arrays with every element equal to 0, 1, 2, 3, 4, 6 or 7 king-move adjacent elements, with upper left element zero.

16, 472, 6585, 100823, 1585983, 24665530, 383819990, 5986258088, 93328306577, 1454952779030, 22685640133832, 353715560290323, 5515122085745217, 85992478815621408, 1340808323774484535, 20906094128382868158

Offset

1,1

Comments

Column 5 of A299668.

Links

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

Example

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

Crossrefs

Cf. A299668.

Sequence in context: A299841 A298998 A299743 * A300256 A239401 A254633

Adjacent sequences: A299662 A299663 A299664 * A299666 A299667 A299668

Keyword

nonn

Author

R. H. Hardin, Feb 15 2018

Status

approved