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Search: id:A038820
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| A038820 |
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Number of primes less than n*10^11. |
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+0
21
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| 4118054813, 8007105059, 11818439135, 15581005657, 19308136142, 23007501786, 26684074310, 30341383527, 33981987586, 37607912018, 41220703418, 44821651132, 48411812843, 51992079337, 55563209929, 59125832286
(list; graph; listen)
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OFFSET
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1,1
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LINKS
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Robert G. Wilson v, Table of n, a(n) for n = 1..10000
Tomas Oliveira e Silva, Tables of values of pi(x) and of pi2(x)
Andrew R. Booker, The Nth Prime Page
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MATHEMATICA
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Table[ PrimePi[ n*10^11 ], {n, 1, 18}]
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CROSSREFS
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Cf. A038801, A028505, A038812, A038813, A038814, A038815, A038816, A038817, A038818, A038819.
Cf. A038821, A080122, A080123, A080124, A080125, A080126, A080127, A080128, A080129.
Sequence in context: A022261 A034647 A038831 this_sequence A114670 A092776 A034916
Adjacent sequences: A038817 A038818 A038819 this_sequence A038821 A038822 A038823
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KEYWORD
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nonn
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AUTHOR
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Jeff Burch (gburch(AT)erols.com)
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EXTENSIONS
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Edited and extended by Robert G. Wilson v (rgwv(AT)rgwv.com), Jan 29 2003
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