A327206 - OEIS

%I #11 Oct 02 2019 05:39:16

%S 1,3,5,6,8,11,13,15,17,18,20,23,25,27,29,30,32,34,35,37,40,42,44,46,

%T 47,49,52,54,56,58,59,61,64,66,69,71,73,75,76,78,81,83,85,87,88,90,93,

%U 95,97,99,100,102,104,105,107,110,112,114,116,117,119,122,124

%N Positions of 0's in {A327205(n) : 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 A327205(k) = 0. - _Jianing Song_, Sep 30 2019

%H Clark Kimberling and Jianing Song, <a href="/A327206/b327206.txt">Table of n, a(n) for n = 1..10000</a>

%t r = Sqrt[2]; z = 200;

%t t = Table[Floor[(2 n + 2)*r] - Floor[n*r + 2 r] - Floor[n*r], {n, 1, z}]  (* {A327205(n) : n > 0} *)

%t Flatten[Position[t, 0]] (* A327206 *)

%t Flatten[Position[t, 1]] (* A327207 *)

%Y Cf. A327205, A327207 (complement).

%K nonn,easy

%O 1,2

%A _Clark Kimberling_, Aug 26 2019

%E Corrected by _Jianing Song_, Sep 30 2019