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A046993 Partial products of pi(n), A000720. 1
1, 1, 2, 4, 12, 36, 144, 576, 2304, 9216, 46080, 230400, 1382400, 8294400, 49766400, 298598400, 2090188800, 14631321600, 117050572800, 936404582400, 7491236659200, 59929893273600, 539369039462400, 4854321355161600, 43688892196454400 (list; graph; refs; listen; history; text; internal format)
OFFSET

2,3

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 2..600

MATHEMATICA

FoldList[Times, 1, Table[PrimePi[n], {n, 2, 30}]] (* Harvey P. Dale, Dec 23 2012 *)

CROSSREFS

Sequence in context: A187119 A062161 A195733 * A282165 A111942 A010551

Adjacent sequences:  A046990 A046991 A046992 * A046994 A046995 A046996

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Robert G. Wilson v.

STATUS

approved

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Last modified September 21 23:55 EDT 2019. Contains 327286 sequences. (Running on oeis4.)