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A153691 Greatest number m such that the fractional part of (11/10)^A153687(m) >= 1-(1/m). 2
1, 1, 1, 1, 2, 4, 19, 21, 28, 151, 200, 709, 767, 5727, 15908, 162819, 302991 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,5

LINKS

Table of n, a(n) for n=1..17.

FORMULA

a(n):=floor(1/(1-fract((11/10)^A153687(n)))), where fract(x) = x-floor(x).

EXAMPLE

a(6)=4, since 1-(1/5)=0.8>fract((11/10)^A153687(6))=fract((11/10)^6)=0.771...>=1-(1/4).

CROSSREFS

Cf. A153663, A153671, A153679, A153683, A154130, A153699, A153707, A153715, A153723.

Sequence in context: A290595 A009418 A273553 * A184308 A268338 A171735

Adjacent sequences:  A153688 A153689 A153690 * A153692 A153693 A153694

KEYWORD

nonn,more

AUTHOR

Hieronymus Fischer, Jan 06 2009

STATUS

approved

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Last modified October 20 02:35 EDT 2019. Contains 328244 sequences. (Running on oeis4.)