This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A153698 #6 Mar 03 2020 02:48:08 %S A153698 9,4,11,82,6131,4549,26735,8620,14923,20328,151439,227416,771341, %T A153698 2712159,2676962,2409266,4490404,4041364 %N A153698 Greatest number m such that the fractional part of (10/9)^A153694(n) <= 1/m. %F A153698 a(n) = floor(1/fract((10/9)^A153694(n))), where fract(x) = x - floor(x). %e A153698 a(3) = 11 since 1/12 < fract((10/9)^A153694(3)) = fract((10/9)^7) = 0.09075... <= 1/11. %Y A153698 Cf. A153662, A153670, A153678, A153686, A153694, A154130, A153706, A153714, A153722. %K A153698 nonn,more %O A153698 1,1 %A A153698 _Hieronymus Fischer_, Jan 06 2009 %E A153698 a(14)-a(18) from _Jinyuan Wang_, Mar 03 2020