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Search: id:A113771
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| A113771 |
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Largest gap between primitive roots of n-th prime. |
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+0
1
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| 2, 3, 4, 5, 5, 4, 6, 7, 7, 5, 10, 8, 12, 12, 7, 4, 6, 8, 8, 9, 10, 21, 8, 6, 15, 8, 14, 7, 12, 7, 12, 10, 7, 12, 5, 15, 10, 11, 7, 7, 7, 13, 21, 11, 8, 14, 15, 12, 8, 13, 7, 11, 17, 9, 7, 8, 9, 15, 13, 16, 10, 10, 12, 19, 20, 6, 22, 20, 9, 12, 7, 9, 15, 9, 18, 9, 9, 19, 13, 42, 10, 17, 12, 10
(list; graph; listen)
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OFFSET
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1,1
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REFERENCES
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R. Osborn, Tables of All Primitive Roots of Odd Primes Less Than 1000, Univ. Texas Press, 1961.
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LINKS
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Eric Weisstein's World of Mathematics, Link to a section of The World of Mathematics.
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EXAMPLE
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For n=6, p_6=13, the primitive roots are 2,6,7,11, with largest gap 11-7=4. For n=5, p_5=11, the primitive roots are 2,6,7,8, with largest gap 2-8=5 (mod 11).
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CROSSREFS
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Cf. A060749 (table), A001918 (least).
Sequence in context: A075054 A101916 A100771 this_sequence A131845 A062186 A085763
Adjacent sequences: A113768 A113769 A113770 this_sequence A113772 A113773 A113774
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KEYWORD
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easy,nonn
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AUTHOR
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Frank Adams-Watters (FrankTAW(AT)Netscape.net), Jan 19 2006
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