| 7, 9, 13, 17, 25, 29, 37, 41, 49, 61, 65, 77, 85, 89, 97, 109, 121, 125, 137, 145, 149, 161, 169, 181, 197, 205, 209, 217, 221, 229, 257, 265, 277, 281, 301, 305, 317, 329, 337, 349, 361, 365, 385, 389, 397, 401, 425, 449, 457, 461, 469, 481, 485, 505, 517, 529
(list; graph; listen)
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OFFSET
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1,1
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FORMULA
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a(n) = 2*prime(n) + 3. - Zak Seidov, May 12 2007
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EXAMPLE
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For n=7, (7-3)/2 = 2 which is prime so 7 is the first entry.
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PROGRAM
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(PARI) g(m) = forprime(p=2, m, n=2*p+3; print1(n", "))
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CROSSREFS
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Cf. A000040.
Sequence in context: A066962 A067020 A051913 this_sequence A125866 A027692 A032487
Adjacent sequences: A129066 A129067 A129068 this_sequence A129070 A129071 A129072
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KEYWORD
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easy,nonn
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AUTHOR
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Cino Hilliard (hillcino368(AT)hotmail.com), May 11 2007, May 17 2007
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