A038816 Number of primes less than n*10^7.

664579, 1270607, 1857859, 2433654, 3001134, 3562115, 4118064, 4669382, 5216954, 5761455, 6303309, 6841648, 7378187, 7912199, 8444396, 8974458, 9503083, 10030385, 10555473, 11078937, 11601626, 12122540, 12642573

Offset

1,1

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 [See local copy in A007053]

Tomás Oliveira e Silva, Tables of values of pi(x) and of pi2(x)

Mathematica

Table[ PrimePi[ n*10^7 ], {n, 1, 30} ]

Prog

(PARI) a(n)=primepi(10^7*n) \\ Charles R Greathouse IV, Apr 29 2015

Crossrefs

Cf. A038801, A028505, A038812, A038813, A038814, A038815, A038817, A038818, A038819, A038820, A038821, A080122, A080123, A080124, A080125, A080126, A080127, A080128, A080129.

Sequence in context: A235210 A209596 A038827 * A144132 A069373 A270801

Adjacent sequences: A038813 A038814 A038815 * A038817 A038818 A038819

Keyword

nonn

Author

Jeff Burch

Extensions

More terms from Robert G. Wilson v, Aug 27 2001

Edited and extended by Robert G. Wilson v, Jan 29 2003

Status

approved