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Search: id:A142712
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| A142712 |
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Primes of the form (p(n)-2*n)/3, where p(n)=n-th prime. |
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+0
1
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| 3, 3, 5, 7, 17, 17, 31, 53, 61, 61, 67, 83, 101, 103, 127, 127, 137, 163, 173, 179, 193, 199, 257, 257, 277, 283, 293, 311, 313, 347, 349, 367, 373, 379, 389, 389, 401, 409, 431, 433, 433, 467, 503, 541, 541
(list; graph; listen)
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OFFSET
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1,1
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EXAMPLE
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If n=10, then (p(10)-2*10)/3=(29-20)/3=3=a(1).
If n=11, then (p(11)-2*11)/3=(31-22)/3=3=a(2).
If n=13, then (p(13)-2*13)/3=(41-26)/3=5=a(3).
If n=14, then (p(14)-2*14)/3=(43-28)/3=5=a(4).
If n=16, then (p(16)-2*16)/3=(53-32)/3=7=a(5).
If n=28, then (p(28)-2*28)/3=(107-56)/3=17=a(6), etc.
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CROSSREFS
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Cf. A000040.
Sequence in context: A163646 A001588 A107029 this_sequence A147095 A161626 A105888
Adjacent sequences: A142709 A142710 A142711 this_sequence A142713 A142714 A142715
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KEYWORD
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nonn
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AUTHOR
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Juri-Stepan Gerasimov (2stepan(AT)rambler.ru), Oct 07 2008
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