A297760 Number of n X 6 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 2, 3 or 4 neighboring 1's.

1, 225, 4088, 73352, 2263784, 59707529, 1504842706, 39769163381, 1043883771677, 27215281320793, 712187211744833, 18637857993221677, 487388094274625336, 12748605716033435676, 333484777432792798647, 8722865447789945824645

Offset

1,2

Comments

Column 6 of A297762.

Links

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

Example

Some solutions for n=4
..0..0..1..1..0..0. .1..1..1..1..1..0. .0..1..1..0..1..0. .0..0..0..0..1..0
..1..1..0..1..1..1. .1..1..1..0..1..1. .1..1..0..1..0..1. .1..1..1..1..1..1
..1..1..1..0..1..0. .0..0..0..1..0..0. .1..1..0..0..1..0. .1..1..0..1..0..0
..1..1..0..0..0..0. .0..0..1..1..1..0. .0..1..1..1..1..1. .0..0..1..0..0..0

Crossrefs

Cf. A297762.

Sequence in context: A230065 A218813 A330819 * A167035 A167042 A242268

Adjacent sequences: A297757 A297758 A297759 * A297761 A297762 A297763

Keyword

nonn

Author

R. H. Hardin, Jan 05 2018

Status

approved