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Search: id:A060212
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| A060212 |
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Primes q such that 6q-1 and 6q+1 are twin primes. Proper subset of A002822. |
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+0
3
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| 2, 3, 5, 7, 17, 23, 47, 103, 107, 137, 283, 313, 347, 373, 397, 443, 467, 577, 593, 653, 773, 787, 907, 1033, 1117, 1423, 1433, 1613, 1823, 2027, 2063, 2137, 2153, 2203, 2287, 2293, 2333, 2347, 2677, 2903, 3257, 3307, 3407, 3413, 3593, 3623, 3673, 3923
(list; graph; listen)
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OFFSET
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1,1
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MATHEMATICA
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lst={}; Do[p=Prime[n]; If[PrimeQ[6*p-1]&&PrimeQ[6*p+1], AppendTo[lst, p]], {n, 6!}]; lst [From Vladimir Orlovsky (4vladimir(AT)gmail.com), Aug 16 2009]
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CROSSREFS
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A002822, A058383, A059960, A059961, A001454, A001359.
Sequence in context: A152184 A135948 A164042 this_sequence A107439 A030480 A048418
Adjacent sequences: A060209 A060210 A060211 this_sequence A060213 A060214 A060215
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KEYWORD
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nonn
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AUTHOR
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Labos E. (labos(AT)ana.sote.hu), Mar 20 2001
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