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 A277721 a(n) = floor(n*t^3) - A003146(n), where t = 1.8392867... is the tribonacci constant A058265. 3
 2, 1, 1, 0, 3, 2, 2, 1, 1, 1, 0, 2, 1, 2, 1, 1, 0, 3, 2, 2, 1, 0, 1, 0, 2, 1, 2, 1, 3, 2, 2, 2, 1, 1, 0, 3, 2, 2, 1, 1, 1, 3, 2, 2, 2, 1, 1, 0, 2, 2, 2, 1, 0, 1, 0, 2, 1, 1, 1, 1, 0, 2, 2, 2, 1, 0, 0, 0, 2, 1, 1, 1, 3, 2, 2, 1, 1, 1, 0, 2, 2, 2, 1, 1, 0, 3, 2, 2, 1, 1, 1, 0, 2, 1, 2, 1, 1, 0, 3, 2 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Always in the set {-1,0,1,2,3}, but first occurrence of -1 is at n = 2047. - Jeffrey Shallit, Nov 19 2016 LINKS N. J. A. Sloane, Table of n, a(n) for n = 1..10000 CROSSREFS Cf. A003144, A003145, A003146, A275926, A276799, A058265, A276800, A276801, A278353 (positions of -1's). Sequence in context: A235501 A116382 A050606 * A023416 A080791 A336361 Adjacent sequences:  A277718 A277719 A277720 * A277722 A277723 A277724 KEYWORD sign AUTHOR N. J. A. Sloane, Oct 28 2016 STATUS approved

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Last modified August 3 04:30 EDT 2020. Contains 336197 sequences. (Running on oeis4.)