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Search: id:A079292
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| A079292 |
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Near twin primes of order 12: twin primes p,p+2 such that p+12 and p+14 are primes. |
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+0
1
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| 5, 17, 29, 59, 137, 179, 227, 269, 419, 809, 1019, 1049, 1277, 1289, 1607, 2129, 2789, 3359, 3527, 3917, 4217, 4229, 4259, 4637, 4787, 5009, 5639, 5867, 6689, 6779, 6947, 7547, 8219, 8999, 9419, 11057, 11159, 12239, 13679, 13709, 13997, 14549, 17909
(list; graph; listen)
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OFFSET
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3,1
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FORMULA
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Seq(d, n) = if(n prime & n+2 prime and n+d prime and n+d+2 prime) output n
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EXAMPLE
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Seq(12,20) = 5 17 29 59. 5+2 = prime, 5+12 = prime,5+14 = prime 17+2 = prime 17+12 = prime,17+14 = prime
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CROSSREFS
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A007530 gives twin primes of order 6.
Sequence in context: A145478 A143103 A091851 this_sequence A143798 A031013 A031370
Adjacent sequences: A079289 A079290 A079291 this_sequence A079293 A079294 A079295
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KEYWORD
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easy,nonn
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AUTHOR
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Cino Hilliard (hillcino368(AT)gmail.com), Feb 08 2003
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