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A111399 Numbers in A048945 but not in A111398. 2

%I

%S 120,168,210,216,256,264,270,280,312,330,360,378,384,390,408,420,440,

%T 456,462,480,504,510,520,540,546,552,570,594,600,616,630,640,660,672,

%U 680,690,696,702,714,728,744,750,756,760,770,780,792,798,840

%N Numbers in A048945 but not in A111398.

%o (PARI) isok(n) = {prd = 1; fordiv(n, d, prd = prd*d); ispower(prd, 4) && (prd != n^4);} \\ _Michel Marcus_, Oct 04 2013

%Y Cf. A048945, A111398.

%K nonn

%O 1,1

%A _Ant King_, Nov 11 2005

%E More terms from _Michel Marcus_, Oct 04 2013

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Last modified March 28 03:39 EDT 2020. Contains 333073 sequences. (Running on oeis4.)