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A124368 Largest prime < 1000000*a[n-1], a[1]=2. 0
2, 1999993, 1999992999889, 1999992999888999961, 1999992999888999960999949, 1999992999888999960999948999991, 1999992999888999960999948999990999917, 1999992999888999960999948999990999916999963 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..8.

MATHEMATICA

NestList[NextPrime[1000000#, -1]&, 2, 10] (* Harvey P. Dale, Jul 21 2021 *)

CROSSREFS

Cf. A006902, A040016, A120031-A120041.

Sequence in context: A168535 A303433 A253264 * A272238 A303255 A322096

Adjacent sequences: A124365 A124366 A124367 * A124369 A124370 A124371

KEYWORD

nonn

AUTHOR

Artur Jasinski, Dec 16 2006

STATUS

approved

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Last modified March 20 21:07 EDT 2023. Contains 361391 sequences. (Running on oeis4.)