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A297660
Number of 7 X n 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1, 2 or 3 neighboring 1's.
1
1, 5854, 346032, 11089103, 864944851, 65775301075, 3863740405975, 241491673018271, 16106282322466255, 1037330977711576009, 66060513585267380291, 4262867141607164322540, 275167885341459174925030
OFFSET
1,2
COMMENTS
Row 7 of A297654.
LINKS
EXAMPLE
Some solutions for n=2
..0..0. .1..1. .0..0. .1..1. .1..1. .1..1. .0..1. .1..0. .1..0. .0..0
..1..0. .1..1. .1..1. .0..0. .1..0. .0..1. .1..0. .0..1. .1..1. .1..1
..0..1. .1..1. .1..0. .0..1. .0..1. .1..1. .1..0. .1..1. .1..1. .1..1
..1..0. .0..1. .1..1. .1..0. .1..1. .1..1. .0..1. .1..0. .1..0. .1..0
..1..1. .1..0. .1..0. .1..1. .1..1. .1..1. .0..1. .1..1. .0..1. .0..0
..1..0. .0..1. .0..1. .1..0. .1..0. .1..0. .1..1. .0..1. .1..1. .1..1
..1..1. .1..0. .0..0. .0..1. .0..1. .0..0. .0..0. .1..0. .1..1. .0..0
CROSSREFS
Cf. A297654.
Sequence in context: A280446 A248083 A031830 * A219008 A020416 A345185
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 02 2018
STATUS
approved