Odd squarefree numbers n such that the cyclotomic polynomial Phi(n,x) is not coefficient convex.

Terms

a(0) =7735a(1) =11305a(2) =13845a(3) =17255a(4) =20615a(5) =21945a(6) =22015a(7) =23919a(8) =25935a(9) =26565a(10) =28595a(11) =31535a(12) =33495a(13) =33915a(14) =35105a(15) =35805a(16) =36465a(17) =39767a(18) =39865a(19) =40755a(20) =41041a(21) =41055a(22) =42315a(23) =42665a(24) =42735a(25) =45885a(26) =46189a(27) =46655a(28) =47355a(29) =47957