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A089825
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Smallest n such that the least witness function W(n) = m, as m runs through the values in A089105.
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2
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9, 2047, 1373653, 134670080641, 25326001, 307768373641, 3215031751, 1502401849747176241, 2152302898747, 1478868544880821, 3474749660383, 4498414682539051, 341550071728321
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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COMMENTS
| The least witness of 3825123056546413051 is 37, and no smaller number has 37 as its least witness. [Charles R Greathouse IV, Aug 14 2010]
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REFERENCES
| R. Crandall and C. Pomerance, Prime Numbers: A Computational Perspective, Springer, NY, 2001; see p. 157 (p. 168 in the second printing).
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CROSSREFS
| Sequence in context: A039917 A162140 A006945 * A173281 A004820 A162091
Adjacent sequences: A089822 A089823 A089824 * A089826 A089827 A089828
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KEYWORD
| nonn,hard
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com), Jan 18 2004
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EXTENSIONS
| a(8)-a(13) from Charles R Greathouse IV (charles.greathouse(AT)case.edu), Aug 14 2010
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