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A114686 Primes with 71 as smallest positive primitive root. 31
3659401, 8453041, 10319761, 14155681, 16391761, 18094561, 19616689, 20456329, 21677041, 22628929, 27275161, 32051881, 34228489, 37728601, 38884561, 39191881, 40101071, 40167241, 42163969, 47931601, 48461449, 49460161, 50389441, 54932329, 56219281, 57590569 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
MATHEMATICA
t={}; Do[ If[ PrimitiveRoot[ Prime@n] == 71, AppendTo[t, n]; Print@ Prime@n], {n, 3280000}]; Prime@t
PROG
(PARI) is(n)=if(n<72, return(0)); for(k=2, 70, if(znorder(Mod(k, n))==n-1, return(0))); znorder(Mod(71, n))==n-1&&isprime(n) \\ Charles R Greathouse IV, Jul 19 2011
(PARI) is(n)=isprime(n)&&lift(znprimroot(n))==71 \\ relies on implementation details, may not always work
\\ Charles R Greathouse IV, Jul 19 2011
CROSSREFS
Sequence in context: A253999 A258909 A090074 * A217673 A271027 A080657
KEYWORD
nonn
AUTHOR
Robert G. Wilson v, Dec 21 2005
EXTENSIONS
a(23) and beyond from Robert Price, Nov 20 2023
STATUS
approved

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Last modified March 28 09:04 EDT 2024. Contains 371240 sequences. (Running on oeis4.)