%I #20 Sep 10 2023 08:31:11
%S 2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,49,53,59,61,67,71,73,77,79,
%T 83,89,91,97,101,103,107,109,113,119,121,127,131,133,137,139,143,149,
%U 151,157,161,163,167,169,173,179,181,187,191,193,197,199,203,209,211
%N Result of third stage of sieve of Eratosthenes (after eliminating multiples of 2, 3 and 5).
%H Ahmed Hamdy A. Diab, <a href="https://arxiv.org/abs/2012.03052">Sequence eliminating law (SEL) and the interval formulas of prime numbers</a>, arXiv:2012.03052 [math.NT], 2020.
%H H. B. Meyer, <a href="http://www.hbmeyer.de/eratosiv.htm">Eratosthenes' sieve</a>
%H <a href="/index/Rec#order_09">Index entries for linear recurrences with constant coefficients</a>, signature (1, 0, 0, 0, 0, 0, 0, 1, -1).
%F 2, 3, 5 and numbers 30k +/- 1, 7, 11, or 13.
%F a(n+3) = 2*floor((3*floor((10*floor((9*n+1)/8)+8)/9)+1)/2)+1 for n>=1; see (19) in Diab link. - _Michel Marcus_, Dec 14 2020
%t Join[{2,3,5},Select[Table[n,{n,2,300}],Mod[#,2]!=0&&Mod[#,3]!=0&&Mod[#,5]!=0&]] (* _Vladimir Joseph Stephan Orlovsky_, Feb 18 2011*)
%Y Cf. A000040, A004280, A038179, A055396, A055398, A055399.
%K nonn
%O 1,1
%A _Henry Bottomley_, May 15 2000
|