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Search: id:A002199
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| A002199 |
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Least negative primitive root of n-th prime.
(Formerly M0245 N0085)
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+0
3
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| 1, 1, 2, 2, 3, 2, 3, 4, 2, 2, 7, 2, 6, 9, 2, 2, 3, 2, 4, 2, 5, 2, 3, 3, 5, 2, 2, 3, 6, 3, 9, 3, 3, 4, 2, 5, 5, 4, 2, 2, 3, 2, 2, 5, 2, 2, 4, 9, 3, 6, 3, 2, 7, 3, 3, 2, 2, 2, 5, 3, 6, 2, 7, 2, 10, 2, 5, 10, 3, 2, 3, 2, 2, 2, 4, 2, 2, 5, 3, 21, 3, 2, 5, 5, 5, 3, 3, 13, 2, 2, 3, 2, 2, 4, 5, 2, 2, 3, 4, 2, 4, 2, 3
(list; graph; listen)
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OFFSET
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1,3
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REFERENCES
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M. Abramowitz and I. A. Stegun, eds., Handbook of Mathematical Functions, National Bureau of Standards Applied Math. Series 55, 1964 (and various reprintings), p. 864.
N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
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LINKS
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T. D. Noe, Table of n, a(n) for n=1..10000
M. Abramowitz and I. A. Stegun, eds., Handbook of Mathematical Functions, National Bureau of Standards, Applied Math. Series 55, Tenth Printing, 1972 [alternative scanned copy].
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FORMULA
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a(n)=prime(n)-A071894(n) - T. D. Noe (noe(AT)sspectra.com), Oct 24 2005
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CROSSREFS
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Cf. A060749, A001918.
Sequence in context: A051698 A046773 A101037 this_sequence A104324 A131818 A070081
Adjacent sequences: A002196 A002197 A002198 this_sequence A002200 A002201 A002202
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KEYWORD
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nonn
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com).
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