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 A249287 Number of length n+3 0..5 arrays with no four consecutive terms having the sum of any three elements equal to three times the fourth 1
 1098, 5646, 29100, 150112, 774542, 3996816, 20626236, 106449362, 549377682, 2835311880, 14632955578, 75520363990, 389759189220, 2011540365174, 10381526171750, 53578887648690, 276519776741626, 1427114135562896 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 5 of A249290 LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 R. H. Hardin, Empirical recurrence of order 87 FORMULA Empirical recurrence of order 87 (see link above) EXAMPLE Some solutions for n=4 ..0....1....0....1....0....4....3....1....1....3....1....0....1....0....1....3 ..2....4....5....3....4....0....3....0....2....0....2....3....0....1....4....2 ..0....0....3....0....2....4....5....5....3....4....2....0....5....4....5....3 ..0....0....5....5....5....1....4....5....5....3....5....2....0....3....0....5 ..3....2....1....5....3....4....3....4....0....1....4....5....4....2....0....1 ..0....0....0....1....3....5....1....5....3....1....1....5....1....5....4....1 ..2....4....1....3....2....3....3....0....0....5....1....2....1....1....4....5 CROSSREFS Sequence in context: A123366 A186476 A096926 * A252418 A261911 A276708 Adjacent sequences: A249284 A249285 A249286 * A249288 A249289 A249290 KEYWORD nonn AUTHOR R. H. Hardin, Oct 24 2014 STATUS approved

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Last modified March 24 08:32 EDT 2023. Contains 361455 sequences. (Running on oeis4.)