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 A285154 Number of 3 X n 0..1 arrays with the number of 1's horizontally or antidiagonally adjacent to some 0 one less than the number of 0's adjacent to some 1. 1
 0, 12, 113, 820, 5773, 41620, 305641, 2274080, 17114289, 129576988, 987231526, 7551235806, 57992581744, 446683948074, 3450295188177, 26710836161850, 207217760171898, 1610393410029550, 12535446041119817, 97715224210141008 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Row 3 of A285152. LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 EXAMPLE Some solutions for n=4 ..1..1..1..1. .0..0..1..0. .1..0..1..0. .0..1..1..0. .0..1..0..0 ..1..1..1..0. .1..0..1..0. .0..1..1..1. .0..0..1..1. .1..1..0..0 ..0..0..0..1. .0..1..1..0. .0..0..0..0. .0..1..1..0. .1..0..1..1 CROSSREFS Cf. A285152. Sequence in context: A268767 A221368 A083767 * A153882 A357650 A322649 Adjacent sequences: A285151 A285152 A285153 * A285155 A285156 A285157 KEYWORD nonn AUTHOR R. H. Hardin, Apr 12 2017 STATUS approved

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Last modified October 3 19:07 EDT 2023. Contains 365870 sequences. (Running on oeis4.)