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 A250455 Number of (n+2) X (1+2) 0..2 arrays with nondecreasing maximum of every three consecutive values in every row and column. 1
 19683, 373248, 6859000, 120553784, 1990865512, 32248529487, 512192024001, 7998800059999, 123781481019253, 1900633644603000, 29012551351120576, 441121225835112256, 6686195501981749312, 101112177444306318837 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 1 of A250459. LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 R. H. Hardin, Empirical recurrence of order 83 FORMULA Empirical recurrence of order 83 (see link above). EXAMPLE Some solutions for n=1 ..1..1..0....2..2..0....0..0..2....2..2..0....2..1..1....0..1..0....2..1..0 ..1..2..0....0..1..1....2..2..1....2..0..1....1..1..0....1..0..2....0..1..0 ..2..2..2....0..1..0....0..1..0....0..2..2....1..1..0....0..2..2....0..0..1 CROSSREFS Cf. A250459. Sequence in context: A186625 A186622 A250459 * A016761 A250593 A016773 Adjacent sequences: A250452 A250453 A250454 * A250456 A250457 A250458 KEYWORD nonn AUTHOR R. H. Hardin, Nov 23 2014 STATUS approved

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Last modified July 14 20:49 EDT 2024. Contains 374323 sequences. (Running on oeis4.)