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A038801 Number of primes less than 10n. +0
22
4, 8, 10, 12, 15, 17, 19, 22, 24, 25, 29, 30, 31, 34, 35, 37, 39, 41, 42, 46, 46, 47, 50, 52, 53, 55, 57, 59, 61, 62, 63, 66, 66, 68, 70, 72, 73, 75, 77, 78, 80, 81, 82, 85, 87, 88, 91, 92, 93, 95, 97, 97, 99, 99, 101, 102, 104, 106, 107, 109, 111, 114, 114, 115, 118, 120 (list; graph; listen)
OFFSET

1,1

LINKS

Robert G. Wilson v, Table of n, a(n) for n = 0..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)

MATHEMATICA

Table[ PrimePi[ n*10 ], {n, 1, 66}] (* Robert G. Wilson v *)

CROSSREFS

Cf. A028505, A038812, A038813, A038814, A038815, A038816, A038817, A038818, A038819, A038820.

Cf. A038821, A080122, A080123, A080124, A080125, A080126, A080127, A080128, A080129.

Sequence in context: A029886 A102218 A057166 this_sequence A092292 A157695 A099861

Adjacent sequences: A038798 A038799 A038800 this_sequence A038802 A038803 A038804

KEYWORD

nonn

AUTHOR

Jeff Burch (gburch(AT)erols.com)

EXTENSIONS

Edited and corrected by Robert G. Wilson v (rgwv(AT)rgwv.com), Jan 29 2003

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Last modified November 23 17:09 EST 2009. Contains 167438 sequences.


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