%I A152942
%S A152942 1365,1995,2415,2431,2737,2849,3003,3255,3315,3553,3689,4081,4147,4199,
%T A152942 4305,4485,4515,4543,4991,5593,5681,5865,6045,6105,6251,6405,6409,6555,
%U A152942 6721,6851,7049,7395,7469,7665,7667,7755,7777,7905,8547,8715,8835,9165
%N A152942 Odd squarefree numbers n such that the cyclotomic polynomial Phi(n,x) 
               has height 4.
%C A152942 The height of a polynomial is the maximum of the absolute value of its 
               coefficients. Subsequence of A154430.
%H A152942 T. D. Noe, <a href="b152942.txt">Table of n, a(n) for n=1..1000</a>
%Y A152942 Cf. A152955, A152940, A152941, A152943
%Y A152942 Sequence in context: A004950 A028486 A013592 this_sequence A043686 A043578 
               A004970
%Y A152942 Adjacent sequences: A152939 A152940 A152941 this_sequence A152943 A152944 
               A152945
%K A152942 nonn
%O A152942 1,1
%A A152942 T. D. Noe (noe(AT)sspectra.com), Dec 16 2008, Jan 09 2009