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A038812 Number of primes less than 1000n. 21
168, 303, 430, 550, 669, 783, 900, 1007, 1117, 1229, 1335, 1438, 1547, 1652, 1754, 1862, 1960, 2064, 2158, 2262, 2360, 2464, 2564, 2668, 2762, 2860, 2961, 3055, 3153, 3245, 3340, 3432, 3538, 3638, 3732, 3824, 3923, 4017, 4107, 4203, 4291, 4392, 4494 (list; graph; refs; listen; history; text; internal format)
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

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

MATHEMATICA

Table[ PrimePi[ n*1000 ], {n, 1, 45}]

PROG

(PARI) a(n)=primepi(1000*n) \\ Charles R Greathouse IV, Apr 29 2015

CROSSREFS

Cf. A038801, A028505, A038813, A038814, A038815, A038816, A038817, A038818, A038819, A038820, A038821, A080122, A080123, A080124, A080125, A080126, A080127, A080128, A080129.

Sequence in context: A171256 A059463 A302365 * A008890 A230479 A105915

Adjacent sequences:  A038809 A038810 A038811 * A038813 A038814 A038815

KEYWORD

nonn

AUTHOR

Jeff Burch

EXTENSIONS

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

STATUS

approved

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Last modified October 20 22:05 EDT 2019. Contains 328291 sequences. (Running on oeis4.)