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A038818
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Number of primes less than n*10^9.
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21
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50847534, 98222287, 144449537, 189961812, 234954223, 279545368, 323804352, 367783654, 411523195, 455052511, 498388617, 541555851, 584570200, 627440336, 670180516, 712799821, 755305935, 797703398, 840000027, 882206716, 924324489
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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LINKS
| Robert G. Wilson v, Table of n, a(n) for n = 1..10000
Andrew R. Booker, The Nth Prime Page
Thomas R. Nicely, Some Results of Computational Research in Prime Numbers
Tomas Oliveira e Silva, Tables of values of pi(x) and of pi2(x)
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MATHEMATICA
| Table[ PrimePi[ n*10^9 ], {n, 1, 22}]
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CROSSREFS
| Cf. A038801, A028505, A038812, A038813, A038814, A038815, A038816, A038817, A038819, A038820.
Cf. A038821, A080122, A080123, A080124, A080125, A080126, A080127, A080128, A080129.
Sequence in context: A080796 A068242 A038829 * A015392 A105381 A004672
Adjacent sequences: A038815 A038816 A038817 * A038819 A038820 A038821
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KEYWORD
| nonn
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AUTHOR
| Jeff Burch (gburch(AT)erols.com)
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EXTENSIONS
| Edited and extended by Robert G. Wilson v (rgwv(AT)rgwv.com), Jan 29 2003
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