



3, 7, 23, 41, 71, 313, 643, 4111, 53173, 107227, 533821, 1373989, 2494381, 95525767, 823766851, 4348468741, 226547941621, 596653488817, 5260410488191
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OFFSET

1,1


COMMENTS

Also with an initial 2, records in A023048. The next term, which exceeds 10^14, is A023048(108) if it is not 0 (i.e., if there does exist a prime whose smallest primitive root is 108, then it is larger than 10^14).  Jianing Song, Aug 01 2018


LINKS

Table of n, a(n) for n=1..19.
Tomás Oliveira e Silva, Least primitive root of prime numbers


CROSSREFS

Cf. A023048, A133432.
Sequence in context: A135570 A053027 A133432 * A029932 A084739 A133434
Adjacent sequences: A133430 A133431 A133432 * A133434 A133435 A133436


KEYWORD

nonn,hard,more


AUTHOR

N. J. A. Sloane, Nov 29 2007


STATUS

approved



