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 A286747 Characteristic sequence of the Beatty sequence, A177102, of sqrt(10). 2
 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1 COMMENTS The positions of 0 are given by A286355, and of 1, by A177102. LINKS Clark Kimberling, Table of n, a(n) for n = 1..10000 FORMULA a(n) = 1- floor((n+1)/(1-1/r) - floor(n(1-1/r)), where r = sqrt(10). MATHEMATICA r = Sqrt[10]; s = 1 - Table[Floor[(n + 1) (1 - 1/r) - Floor[n (1 - 1/r)]], {n, 1, 200}] (* A286747 *) u = Flatten[Position[s, 0]] (* A286355 *) Flatten[Position[s, 1]] (* A177102 *) CROSSREFS Cf. A177102, A286355. Sequence in context: A171588 A289035 A276397 * A131531 A022003 A144604 Adjacent sequences:  A286744 A286745 A286746 * A286748 A286749 A286750 KEYWORD nonn,easy AUTHOR Clark Kimberling, May 15 2017 STATUS approved

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Last modified July 19 04:25 EDT 2019. Contains 325144 sequences. (Running on oeis4.)