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Search: id:A080022
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| A080022 |
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Numbers n such that log_pi(n) is closer to an integer than is log_pi(m) for any m with 2<=m<n. |
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3
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| 2, 3, 10, 31, 306, 9488, 9489, 29808, 29809, 93648, 294204, 9122171, 28658146, 888582403, 8769956796, 27551631843, 86556004192, 854273519914, 2683779414318, 8431341691876, 26487841119103, 26487841119104
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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Every term is floor(pi^k)+r for some integers k and r with k>=1 and -1 <= r <= 1.
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REFERENCES
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Suggested by N. Fernandez (primeness(AT)borve.org), Jan 19 2003
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EXAMPLE
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log_pi(2) = 1-0.394..., log_pi(3) = 1-0.0402..., log_pi(10) = 2+0.0114..., log_pi(31) = 3-0.000176...
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CROSSREFS
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Cf. A080021, A080023.
Sequence in context: A153909 A131764 A066706 this_sequence A057146 A059735 A134959
Adjacent sequences: A080019 A080020 A080021 this_sequence A080023 A080024 A080025
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KEYWORD
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nonn
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AUTHOR
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Dean Hickerson (dean.hickerson(AT)yahoo.com), Jan 20 2003
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