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A133433 Records in A133432. 3
3, 7, 23, 41, 71, 313, 643, 4111, 53173, 107227, 533821, 1373989, 2494381, 95525767, 823766851, 4348468741, 226547941621, 596653488817, 5260410488191 (list; graph; refs; listen; history; text; internal format)
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

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Last modified July 5 17:57 EDT 2020. Contains 335473 sequences. (Running on oeis4.)