A282646 Number of nX7 0..1 arrays with no 1 equal to more than one of its king-move neighbors.

81, 1444, 25153, 557439, 10614316, 213392087, 4257307148, 84514081303, 1685475197497, 33544066527869, 667927323468328, 13300345031547682, 264815719570028929, 5272968794893979347, 104992034881743428678

Offset

1,1

Comments

Column 7 of A282647.

Links

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

R. H. Hardin, Empirical recurrence of order 66

Formula

Empirical recurrence of order 66 (see link above)

Example

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

Crossrefs

Cf. A282647.

Sequence in context: A253488 A236738 A236801 * A283542 A237771 A110921

Adjacent sequences: A282643 A282644 A282645 * A282647 A282648 A282649

Keyword

nonn

Author

R. H. Hardin, Feb 20 2017

Status

approved