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Search: id:A097375
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| A097375 |
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Primes p such that p-1 is cube-free. |
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8
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| 2, 3, 5, 7, 11, 13, 19, 23, 29, 31, 37, 43, 47, 53, 59, 61, 67, 71, 79, 83, 101, 103, 107, 127, 131, 139, 149, 151, 157, 167, 173, 179, 181, 191, 197, 199, 211, 223, 227, 229, 239, 263, 269, 277, 283, 293, 307, 311, 317, 331, 347, 349, 359, 367, 373, 383, 389
(list; graph; listen)
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OFFSET
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1,1
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MATHEMATICA
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f[n_]:=Module[{a=m=0}, Do[If[FactorInteger[n][[m, 2]]>2, a=1], {m, Length[FactorInteger[n]]}]; a]; lst={}; Do[p=Prime[n]; If[f[p-1]==0, AppendTo[lst, p]], {n, 6!}]; lst [From Vladimir Orlovsky (4vladimir(AT)gmail.com), Jul 15 2009]
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CROSSREFS
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Cf. A004709, A039787, A097380.
Sequence in context: A057447 A095074 A042987 this_sequence A007459 A129944 A152900
Adjacent sequences: A097372 A097373 A097374 this_sequence A097376 A097377 A097378
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KEYWORD
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nonn
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AUTHOR
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Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Aug 11 2004
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