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 A083701 Smallest prime having Fibonacci(n) as least primitive root, or 0 if no such prime exists. 2
 2, 2, 3, 7, 23, 0, 457, 409, 48889, 459841, 6366361 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Next term >= 276000000. - Robert G. Wilson v, May 12 2003 LINKS FORMULA a(n) = A023048(A000045(n)). - Jianing Song, Oct 31 2018 EXAMPLE a(8) = 409 because 409 is the first prime having Fibonacci(8) = 21 as least primitive root MATHEMATICA << NumberTheory`NumberTheoryFunctions`; a = Table[ Fibonacci[i], {i, 2, 20}]; b = Table[0, {20}]; k = 1; Do[k = NextPrime[k]; j = FromDigits[ Flatten[ Position[ a, PrimitiveRoot[k]]]]; If[ b[[j]] == 0, b[[j]] = k], {n, 1, 10^6}]; b CROSSREFS Cf. A023048, A083702. Sequence in context: A265801 A098738 A291742 * A076996 A139148 A293246 Adjacent sequences:  A083698 A083699 A083700 * A083702 A083703 A083704 KEYWORD nonn,more AUTHOR Sven Simon, May 04 2003 EXTENSIONS Offset 1 from Michel Marcus, Oct 30 2018 STATUS approved

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Last modified October 15 01:40 EDT 2019. Contains 328025 sequences. (Running on oeis4.)