A303014 Number of n X 6 0..1 arrays with every element equal to 0, 1, 2, 4 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

32, 360, 1797, 18513, 166978, 1298140, 11644063, 101648313, 858924912, 7482951714, 64819965354, 557823701105, 4829798750659, 41772314507935, 360842334409936, 3120493925974113, 26981104305825800, 233241052359265107

Offset

1,1

Comments

Column 6 of A303016.

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. .0..0..1..0..1..1. .0..1..1..0..1..1. .0..1..0..0..1..0
..0..0..0..1..1..0. .0..1..1..0..1..0. .0..0..1..0..0..1. .0..1..0..0..1..1
..0..1..0..1..1..1. .1..0..1..0..1..0. .1..0..1..0..1..0. .0..1..0..1..0..0
..1..0..0..1..0..0. .1..1..1..0..0..1. .1..0..0..1..1..0. .0..1..0..1..0..1
..1..0..0..1..0..0. .1..0..1..0..1..1. .1..0..0..1..1..0. .0..0..0..1..0..0

Crossrefs

Cf. A303016.

Sequence in context: A158074 A200531 A302320 * A260359 A105250 A302818

Adjacent sequences: A303011 A303012 A303013 * A303015 A303016 A303017

Keyword

nonn

Author

R. H. Hardin, Apr 17 2018

Status

approved