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2, 2, 3, 5, 5, 7, 7, 7, 11, 11, 11, 13, 13, 13, 13, 17, 17, 17, 17, 19, 19, 19, 19, 23, 23, 23, 23, 29, 29, 29, 29, 29, 31, 31, 31, 31, 37, 37, 37, 37, 37, 41, 41, 41, 41, 41, 43, 43, 43, 43, 43, 47, 47, 47, 47, 47, 53, 53, 53, 53, 53, 53, 59, 59, 59, 59, 59, 59, 61, 61, 61, 61
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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COMMENTS
| The logarithmic integral can be computed in PARI: Li(x) = -eint1(log(1/x)).
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PROG
| (PARI) lip(n) = forstep(x=1, n, 1, y=floor(-eint1(log(1/x))); if(isprime(y), print1(y", ")))
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CROSSREFS
| Cf. A047783.
Sequence in context: A029039 A131429 A105605 * A113636 A151800 A056896
Adjacent sequences: A090470 A090471 A090472 * A090474 A090475 A090476
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KEYWORD
| easy,nonn
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AUTHOR
| Cino Hilliard (hillcino368(AT)gmail.com), Feb 01 2004
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EXTENSIONS
| Edited by David Wasserman (wasserma(AT)spawar.navy.mil), Nov 16 2005
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