A282967 Number of nX6 0..1 arrays with no 1 equal to more than one of its horizontal, vertical and antidiagonal neighbors, with the exception of exactly two elements.

5, 295, 12160, 346172, 8716978, 206993155, 4646063540, 100644923252, 2119718238840, 43654941219187, 882953024491719, 17591662057304511, 346073785949526238, 6734717496325549094, 129835327797213984166

Offset

1,1

Comments

Column 6 of A282969.

Links

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

Example

Some solutions for n=3
..1..0..0..0..1..0. .0..1..1..1..0..1. .1..1..0..0..0..1. .0..1..0..0..1..0
..0..0..1..1..0..0. .1..0..0..0..0..0. .0..1..0..0..1..0. .0..0..0..0..1..0
..0..1..0..1..0..1. .0..0..0..1..1..0. .1..0..0..0..0..0. .0..1..1..0..1..1

Crossrefs

Cf. A282969.

Sequence in context: A257045 A256422 A140016 * A291333 A195914 A159012

Adjacent sequences: A282964 A282965 A282966 * A282968 A282969 A282970

Keyword

nonn

Author

R. H. Hardin, Feb 25 2017

Status

approved