A153698 Greatest number m such that the fractional part of (10/9)^A153694(n) <= 1/m.

9, 4, 11, 82, 6131, 4549, 26735, 8620, 14923, 20328, 151439, 227416, 771341, 2712159, 2676962, 2409266, 4490404, 4041364

Offset

1,1

Links

Table of n, a(n) for n=1..18.

Formula

a(n) = floor(1/fract((10/9)^A153694(n))), where fract(x) = x - floor(x).

Example

a(3) = 11 since 1/12 < fract((10/9)^A153694(3)) = fract((10/9)^7) = 0.09075... <= 1/11.

Crossrefs

Cf. A153662, A153670, A153678, A153686, A153694, A154130, A153706, A153714, A153722.

Sequence in context: A338151 A255642 A088701 * A168203 A248310 A133597

Adjacent sequences: A153695 A153696 A153697 * A153699 A153700 A153701

Keyword

nonn,more

Author

Hieronymus Fischer, Jan 06 2009

Extensions

a(14)-a(18) from Jinyuan Wang, Mar 03 2020

Status

approved