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A061323 Primes with 10 as smallest positive primitive root. 33

%I #13 Apr 24 2015 14:31:24

%S 313,337,1021,1297,1783,1873,2137,2971,3221,3313,4051,4339,5233,5531,

%T 5743,6073,6301,6337,6553,6793,7177,7753,8233,9109,9697,9829,9931,

%U 10273,10781,11059,11149,11257,11617,11941,11971,12143,12457,12577

%N Primes with 10 as smallest positive primitive root.

%H T. D. Noe, <a href="/A061323/b061323.txt">Table of n, a(n) for n = 1..1000</a>

%t Prime[ Select[ Range[2000], PrimitiveRoot[ Prime[ # ] ] == 10 & ] ]

%t Select[ Prime@Range@1510, PrimitiveRoot@# == 10 &] (* _Robert G. Wilson v_, May 11 2001 *)

%o (PARI) is(n)=n>9 && isprime(n) && znorder(Mod(2,n))<n-1 && znorder(Mod(3,n))<n-1 && znorder(Mod(5,n))<n-1 && znorder(Mod(7,n))<n-1 && znorder(Mod(6,n))<n-1 && znorder(Mod(10,n))==n-1 \\ _Charles R Greathouse IV_, Apr 24 2015

%Y Cf. A001918, A001126, A001913.

%K nonn

%O 1,1

%A _Klaus Brockhaus_, Apr 24 2001

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Last modified March 29 04:23 EDT 2024. Contains 371264 sequences. (Running on oeis4.)