OFFSET
1,1
LINKS
Robert Price, Table of n, a(n) for n = 1..2025
MATHEMATICA
(* first load *) << NumberTheory`NumberTheoryFunctions` (* then *) t={}; Do[ If[ PrimitiveRoot[ Prime@n] == 70, AppendTo[t, n]; Print@Prime@n], {n, 53600000}]; Prime@t
Select[Prime[Range[524*10^5]], PrimitiveRoot[#, 1]==70&] (* Harvey P. Dale, Jun 22 2021 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Robert G. Wilson v, Dec 21 2005
EXTENSIONS
a(21)-a(23) from Robert Price, Nov 26 2023
STATUS
approved