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A327224 Positions of 1's in {A327222(k) : n > 0}. 3

%I #12 Sep 30 2019 10:46:41

%S 2,3,7,8,9,12,14,15,19,20,21,24,26,27,31,32,36,37,38,41,43,44,48,49,

%T 50,53,55,56,60,61,62,65,66,67,70,72,73,77,78,79,82,84,85,89,90,91,94,

%U 96,97,101,102,106,107,108,111,113,114,118,119,120,123,125

%N Positions of 1's in {A327222(k) : n > 0}.

%C Although a(n)/n->2, the sequence a(n)-2n appears to be unbounded above.

%C Positive integers k such that A327222(k) = 1. - _Jianing Song_, Sep 30 2019

%H Clark Kimberling and Jianing Song, <a href="/A327224/b327224.txt">Table of n, a(n) for n = 1..10000</a>

%t r = Sqrt[2]; z = 300;

%t t = Table[Floor[(2 n + 4) r] - Floor[(n*r + 4 r)] - Floor[n*r], {n, 1, z}] (* {A327222(n) : n > 0} *)

%t Flatten[Position[t, 0]] (* A327223 *)

%t Flatten[Position[t, 1]] (* A327224 *)

%Y Cf. A327222, A327223.

%K nonn,easy

%O 1,1

%A _Clark Kimberling_, Sep 02 2019

%E Corrected by _Jianing Song_, Sep 30 2019

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Last modified April 25 11:23 EDT 2024. Contains 371967 sequences. (Running on oeis4.)