A297379 Number of 6Xn 0..1 arrays with every 1 horizontally or antidiagonally adjacent to 0, 1 or 2 neighboring 1s.

64, 4096, 130063, 5294713, 222925151, 9012089653, 367528649755, 15030065532788, 613616911827727, 25055414388011250, 1023211823785001864, 41783976158065403371, 1706290433914824861357, 69678380377003958171346

Offset

1,1

Comments

Row 6 of A297374.

Links

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

Example

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

Crossrefs

Cf. A297374.

Sequence in context: A188907 A189108 A223802 * A283862 A223567 A223580

Adjacent sequences: A297376 A297377 A297378 * A297380 A297381 A297382

Keyword

nonn

Author

R. H. Hardin, Dec 29 2017

Status

approved