A303088 Number of 6Xn 0..1 arrays with every element equal to 0, 2, 3, 4 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

32, 10, 1512, 1054, 84474, 409478, 13375327, 170974652, 3893734675, 71289930593, 1496311061702, 30100235172688, 624208088551832, 12842477892658295, 266147935416358350, 5506837456678308359, 114163685076018803329

Offset

1,1

Comments

Row 6 of A303084.

Links

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

Example

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

Crossrefs

Cf. A303084.

Sequence in context: A302464 A303246 A302372 * A302893 A303628 A070616

Adjacent sequences: A303085 A303086 A303087 * A303089 A303090 A303091

Keyword

nonn

Author

R. H. Hardin, Apr 18 2018

Status

approved