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 A013591 Orders of cyclotomic polynomials containing a coefficient the absolute value of which is >= 3. 0
 385, 595, 665, 770, 935, 1155, 1190, 1235, 1309, 1330, 1365, 1463, 1495, 1540, 1729, 1785, 1855, 1870, 1925, 1955, 1995, 2065, 2145, 2261, 2310, 2380, 2415, 2431, 2465, 2470, 2618, 2660, 2665, 2695, 2717, 2730, 2737, 2795, 2805, 2821 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS MAPLE isA013591 := proc(n)     numtheory[cyclotomic](n, x) ;     {coeffs(%, x)} ;     map(abs, %) ;     if % minus {1, 2}  = {} then         false;     else         true;     end if; end proc: for n from 1 do     if isA013591(n) then         print(n);     end if; end do: # R. J. Mathar, Nov 28 2016 MATHEMATICA S[ n_ ] := For[ j=1; t=0, j2 ]; If[ Length[ t ]!=0, Print[ j ] ] ]; S[ 2822 ] Select[Range[3000], Max[Abs[CoefficientList[Cyclotomic[#, x], x]]]>2&] (* Harvey P. Dale, Feb 27 2015 *) CROSSREFS Sequence in context: A274445 A227974 A069043 * A152941 A229853 A317272 Adjacent sequences:  A013588 A013589 A013590 * A013592 A013593 A013594 KEYWORD nonn AUTHOR Peter T. Wang (peterw(AT)cco.caltech.edu) EXTENSIONS Definition clarified by Harvey P. Dale, Feb 27 2015 STATUS approved

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Last modified March 31 19:37 EDT 2020. Contains 333151 sequences. (Running on oeis4.)