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A059303 Numbers n such that floor(e^n) + 1 is prime. 5
0, 1, 5, 7, 10, 105, 22959, 34888 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

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

Eric Weisstein's World of Mathematics, e-Prime

MATHEMATICA

Select[Range[40000], PrimeQ[Floor[E^#] + 1] &] (* G. C. Greubel, Jan 06 2017 *)

PROG

(PARI) isok(n) = isprime(floor(exp(n))+1) \\ Michel Marcus, Jun 08 2013

CROSSREFS

Sequence in context: A141443 A215660 A015849 * A061523 A119653 A023592

Adjacent sequences:  A059300 A059301 A059302 * A059304 A059305 A059306

KEYWORD

nonn,more

AUTHOR

Felice Russo, Jan 25 2001

EXTENSIONS

Corrected by Francisco Salinas (franciscodesalinas(AT)hotmail.com), Dec 25 2001

a(7)-a(8) from Donovan Johnson

STATUS

approved

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Last modified October 17 01:03 EDT 2019. Contains 328103 sequences. (Running on oeis4.)