The OEIS is supported by the many generous donors to the OEIS Foundation.
%I #8 Mar 30 2012 18:50:19
%S 1,2,3,4,5,6,7,8,9,10,11,13,14,15,16,17,18,19,21,22,23,25,26,27,29,30,
%T 31,32,33,34,35,37,38,39,41,42,43,46,47,49,50,51,53,54,55,57,58,59,61,
%U 62,64,65,66,67,69,70,71,73,74,75,77,78,79,81,82,83,85,86,87,89,91,93
%N Numbers of the form n = m * p^k, with p prime, k >= 0, m squarefree and p > any prime factor of m.
%C a does not contain any arithmetic progression. The first 24 terms coincide with A053460.
%e a(17) = 18 = 2 * 3^2, whereas A065201(4) = 28 = 2^2 * 7 as 2
%e < 7.
%Y Cf. A005117, A053460, A065201, A065202.
%K nonn
%O 1,2
%A _Reinhard Zumkeller_, Oct 21 2001
%E Edited by _Franklin T. Adams-Watters_, Oct 27 2006