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 A327220 Positions of 0's in {A327219(k) : n > 0}. 3
 1, 2, 5, 6, 9, 10, 13, 14, 18, 19, 22, 23, 26, 27, 30, 31, 34, 35, 36, 39, 40, 43, 44, 47, 48, 52, 53, 56, 57, 60, 61, 64, 65, 68, 69, 70, 73, 74, 77, 78, 81, 82, 85, 86, 89, 90, 91, 94, 95, 98, 99, 102, 103, 107, 108, 111, 112, 115, 116, 119, 120, 123, 124, 125 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Although a(n)/n->2, the sequence 2*n-a(n) appears to be unbounded below and above. Positive integers k such that A327219(k) = 0. - Jianing Song, Sep 30 2019 LINKS Clark Kimberling and Jianing Song, Table of n, a(n) for n = 1..10000 MATHEMATICA r = (1+Sqrt[5])/2; z = 200; t = Table[Floor[(2 n + 4) r] - Floor[(n*r + 4 r)] - Floor[n*r], {n, 1, z}]  (* {A327219(n) : n > 0} *) Flatten[Position[t, 0]]  (* A327220 *) Flatten[Position[t, 1]]  (* A327221 *) CROSSREFS Cf. A327219, A327221 (complement). Sequence in context: A227149 A042963 A264120 * A166097 A285502 A276883 Adjacent sequences:  A327217 A327218 A327219 * A327221 A327222 A327223 KEYWORD nonn,easy AUTHOR Clark Kimberling, Sep 02 2019 EXTENSIONS Corrected by Jianing Song, Sep 30 2019 STATUS approved

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Last modified June 2 07:15 EDT 2020. Contains 334767 sequences. (Running on oeis4.)