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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 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Row 7 of A297654. LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 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 Adjacent sequences: A297657 A297658 A297659 * A297661 A297662 A297663 KEYWORD nonn AUTHOR R. H. Hardin, Jan 02 2018 STATUS approved

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Last modified September 8 17:50 EDT 2024. Contains 375753 sequences. (Running on oeis4.)