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A073648
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Middle members of prime triples {p, p+2, p+6}.
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9
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7, 13, 19, 43, 103, 109, 193, 229, 313, 349, 463, 643, 823, 859, 883, 1093, 1279, 1303, 1429, 1483, 1489, 1609, 1873, 1999, 2083, 2239, 2269, 2659, 2689, 3253, 3463, 3529, 3673, 3919, 4003, 4129, 4519, 4639, 4789, 4933, 4969, 5233, 5479, 5503, 5653, 6199
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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LINKS
| Zak Seidov, Table of n,a(n) for n=1,2380, a(n)<2*10^6
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MATHEMATICA
| Transpose[Select[Partition[Prime[Range[850]], 3, 1], Differences[#]=={2, 4}&]][[2]] (* From Harvey P. Dale, Feb 20 2011 *)
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CROSSREFS
| Cf. A073649, A073650.
Equals A022004(n) + 2.
Cf. A098412, A098414.
Sequence in context: A058383 A005471 A040096 * A109558 A108106 A165724
Adjacent sequences: A073645 A073646 A073647 * A073649 A073650 A073651
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KEYWORD
| base,nonn
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AUTHOR
| Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Aug 09 2002
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EXTENSIONS
| More terms from Benoit Cloitre (benoit7848c(AT)orange.fr), Aug 13 2002
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