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3, 5, 7, 10, 11, 13, 13, 17, 19, 22, 23, 31, 37, 29, 31, 31, 43, 37, 37, 41, 43, 55, 47, 64, 45, 53, 61, 55, 59, 61, 55, 61, 67, 78, 71, 73, 91, 106, 79, 136, 83, 77, 85, 89, 91, 96, 109, 97, 136, 101, 103, 109, 107, 109, 109, 113, 155, 103, 145, 166, 111, 201, 127, 113
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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COMMENTS
| If 2n+1 is a prime then a(n) = 2n+1.
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LINKS
| Ray Chandler, Table of n, a(n) for n=1..10000
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CROSSREFS
| Cf. A039649, A137576, A000010, A000040, A140140, A138193, A138217, A138227, A138535, A138536, A138537, A138539, A140141, A140608, A138786, A140667.
Sequence in context: A062886 A133452 A189293 * A204827 A168252 A071561
Adjacent sequences: A140604 A140605 A140606 * A140608 A140609 A140610
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KEYWORD
| nonn
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AUTHOR
| Vladimir Shevelev (shevelev(AT)bgu.ac.il), May 18 2008
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EXTENSIONS
| Extended by Ray Chandler (rayjchandler(AT)sbcglobal.net), May 20 2008, May 24 2008
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