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Search: id:A153686
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| A153686 |
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Numbers k such that the fractional part of (11/10)^k is less than 1/k. |
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+0
12
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| 1, 2, 3, 17, 37, 48, 237, 420, 599, 615, 6638, 13885, 13886, 62963
(list; graph; listen)
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OFFSET
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1,2
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COMMENT
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Numbers k such that fract((11/10)^k) < 1/k, where fract(x) = x-floor(x).
The next such number must be greater than 2*10^5.
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EXAMPLE
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a(4)=17 since fract((11/10)^17)=0.05447...<1/17, but fract((11/10)^k)>=1/k for 4<=k<=16.
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CROSSREFS
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Cf. A153662, A153670, A153682, A153678, A154130, A153694, A153702, A153710, A153718.
Sequence in context: A029876 A084445 A029733 this_sequence A042137 A067976 A154316
Adjacent sequences: A153683 A153684 A153685 this_sequence A153687 A153688 A153689
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KEYWORD
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nonn,more
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AUTHOR
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Hieronymus Fischer (Hieronymus.Fischer(AT)gmx.de), Jan 06 2009
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