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A038605 a(n) = floor( prime(n)/n ). 13
2, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 5, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Robert Israel, Table of n, a(n) for n = 1..10000

FORMULA

The prime number theorem is equivalent to the statement a(n) ~ log n. - Ahmed Fares (ahmedfares(AT)my-deja.com), Apr 25 2001

MAPLE

seq(floor(ithprime(n)/n), n=1..200); # Robert Israel, Mar 16 2017

CROSSREFS

Cf. A000040.

Sequence in context: A318998 A079951 A095407 * A113121 A109036 A085031

Adjacent sequences:  A038602 A038603 A038604 * A038606 A038607 A038608

KEYWORD

nonn

AUTHOR

Vasiliy Danilov (danilovv(AT)usa.net) 1998 Jul

EXTENSIONS

Corrected by David Wasserman, Feb 23 2006

STATUS

approved

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Last modified June 16 21:55 EDT 2021. Contains 345080 sequences. (Running on oeis4.)