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 A329832 Beatty sequence for (9+sqrt(65))/8. 4
 2, 4, 6, 8, 10, 12, 14, 17, 19, 21, 23, 25, 27, 29, 31, 34, 36, 38, 40, 42, 44, 46, 49, 51, 53, 55, 57, 59, 61, 63, 66, 68, 70, 72, 74, 76, 78, 81, 83, 85, 87, 89, 91, 93, 95, 98, 100, 102, 104, 106, 108, 110, 113, 115, 117, 119, 121, 123, 125, 127, 130, 132 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Let r = (7+sqrt(65))/8. Then (floor(n*r)) and (floor(n*r + r/4)) are a pair of Beatty sequences; i.e., every positive integer is in exactly one of the sequences. See the Guide to related sequences at A329825. LINKS Table of n, a(n) for n=1..62. Eric Weisstein's World of Mathematics, Beatty Sequence. Index entries for sequences related to Beatty sequences FORMULA a(n) = floor(n*s), where s = (9+sqrt(65))/8. MATHEMATICA t = 1/4; r = Simplify[(2 - t + Sqrt[t^2 + 4])/2]; s = Simplify[r/(r - 1)]; Table[Floor[r*n], {n, 1, 200}] (* A329831 *) Table[Floor[s*n], {n, 1, 200}] (* A329832 *) CROSSREFS Cf. A329825, A329831 (complement). Sequence in context: A187908 A187233 A247430 * A329939 A063459 A186329 Adjacent sequences: A329829 A329830 A329831 * A329833 A329834 A329835 KEYWORD nonn,easy AUTHOR Clark Kimberling, Dec 31 2019 STATUS approved

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Last modified September 23 12:57 EDT 2023. Contains 365551 sequences. (Running on oeis4.)