A300934 Number of nX5 0..1 arrays with every element equal to 0, 1, 2, 4 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.

16, 138, 412, 1534, 6220, 21787, 77434, 287515, 1062023, 3895316, 14409626, 53456291, 197797723, 732348580, 2715286164, 10066456755, 37323145513, 138451984116, 513710107898, 1906237786210, 7074744554297, 26260602575051

Offset

1,1

Comments

Column 5 of A300937.

Links

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

Example

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

Crossrefs

Cf. A300937.

Sequence in context: A280601 A301320 A300495 * A300878 A301488 A232311

Adjacent sequences: A300931 A300932 A300933 * A300935 A300936 A300937

Keyword

nonn

Author

R. H. Hardin, Mar 16 2018

Status

approved