%I #11 Sep 30 2019 10:47:11
%S 1,2,5,6,9,10,13,14,18,19,22,23,26,27,30,31,34,35,36,39,40,43,44,47,
%T 48,52,53,56,57,60,61,64,65,68,69,70,73,74,77,78,81,82,85,86,89,90,91,
%U 94,95,98,99,102,103,107,108,111,112,115,116,119,120,123,124,125
%N Positions of 0's in {A327219(k) : n > 0}.
%C Although a(n)/n->2, the sequence 2*n-a(n) appears to be unbounded below and above.
%C Positive integers k such that A327219(k) = 0. - _Jianing Song_, Sep 30 2019
%H Clark Kimberling and Jianing Song, <a href="/A327220/b327220.txt">Table of n, a(n) for n = 1..10000</a>
%t r = (1+Sqrt[5])/2; z = 200;
%t t = Table[Floor[(2 n + 4) r] - Floor[(n*r + 4 r)] - Floor[n*r], {n, 1, z}] (* {A327219(n) : n > 0} *)
%t Flatten[Position[t, 0]] (* A327220 *)
%t Flatten[Position[t, 1]] (* A327221 *)
%Y Cf. A327219, A327221 (complement).
%K nonn,easy
%O 1,2
%A _Clark Kimberling_, Sep 02 2019
%E Corrected by _Jianing Song_, Sep 30 2019
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